diff --git a/data/config.json b/data/config.json
deleted file mode 100644
index 9d8f00f..0000000
--- a/data/config.json
+++ /dev/null
@@ -1,190 +0,0 @@
-{
-  "ipmi_host": "192.168.5.191",
-  "ipmi_username": "root",
-  "ipmi_password": "calvin",
-  "ipmi_port": 623,
-  "http_sensor_enabled": true,
-  "http_sensor_url": "http://192.168.5.200:8888",
-  "http_sensor_timeout": 10,
-  "enabled": true,
-  "poll_interval": 10,
-  "fan_update_interval": 10,
-  "min_speed": 10,
-  "max_speed": 100,
-  "panic_temp": 85.0,
-  "panic_speed": 100,
-  "panic_on_no_data": true,
-  "no_data_timeout": 60,
-  "primary_sensor": "cpu",
-  "sensor_preference": "auto",
-  "fans": {},
-  "fan_groups": {},
-  "active_curve": "Performance",
-  "fan_curves": {
-    "Balanced": {
-      "points": [
-        {
-          "temp": 30,
-          "speed": 10
-        },
-        {
-          "temp": 35,
-          "speed": 12
-        },
-        {
-          "temp": 40,
-          "speed": 15
-        },
-        {
-          "temp": 45,
-          "speed": 20
-        },
-        {
-          "temp": 50,
-          "speed": 30
-        },
-        {
-          "temp": 55,
-          "speed": 40
-        },
-        {
-          "temp": 60,
-          "speed": 55
-        },
-        {
-          "temp": 65,
-          "speed": 70
-        },
-        {
-          "temp": 70,
-          "speed": 85
-        },
-        {
-          "temp": 75,
-          "speed": 95
-        },
-        {
-          "temp": 80,
-          "speed": 100
-        }
-      ],
-      "sensor_source": "cpu",
-      "applies_to": "all"
-    },
-    "Silent": {
-      "points": [
-        {
-          "temp": 30,
-          "speed": 5
-        },
-        {
-          "temp": 40,
-          "speed": 10
-        },
-        {
-          "temp": 50,
-          "speed": 15
-        },
-        {
-          "temp": 55,
-          "speed": 25
-        },
-        {
-          "temp": 60,
-          "speed": 35
-        },
-        {
-          "temp": 65,
-          "speed": 50
-        },
-        {
-          "temp": 70,
-          "speed": 70
-        },
-        {
-          "temp": 75,
-          "speed": 85
-        },
-        {
-          "temp": 80,
-          "speed": 100
-        }
-      ],
-      "sensor_source": "cpu",
-      "applies_to": "all"
-    },
-    "Performance": {
-      "points": [
-        {
-          "temp": 30,
-          "speed": 20
-        },
-        {
-          "temp": 35,
-          "speed": 25
-        },
-        {
-          "temp": 40,
-          "speed": 35
-        },
-        {
-          "temp": 45,
-          "speed": 45
-        },
-        {
-          "temp": 50,
-          "speed": 55
-        },
-        {
-          "temp": 55,
-          "speed": 70
-        },
-        {
-          "temp": 60,
-          "speed": 85
-        },
-        {
-          "temp": 65,
-          "speed": 95
-        },
-        {
-          "temp": 70,
-          "speed": 100
-        }
-      ],
-      "sensor_source": "cpu",
-      "applies_to": "all"
-    },
-    "Default": {
-      "points": [
-        {
-          "temp": 30,
-          "speed": 15
-        },
-        {
-          "temp": 40,
-          "speed": 25
-        },
-        {
-          "temp": 50,
-          "speed": 40
-        },
-        {
-          "temp": 60,
-          "speed": 60
-        },
-        {
-          "temp": 70,
-          "speed": 80
-        },
-        {
-          "temp": 80,
-          "speed": 100
-        }
-      ],
-      "sensor_source": "cpu",
-      "applies_to": "all"
-    }
-  },
-  "theme": "dark"
-}
\ No newline at end of file
diff --git a/data/users.json b/data/users.json
deleted file mode 100644
index eb8443e..0000000
--- a/data/users.json
+++ /dev/null
@@ -1 +0,0 @@
-{"users": {"admin": "ecd71870d1963316a97e3ac3408c9835ad8cf0f3c1bc703527c30265534f75ae"}}
\ No newline at end of file
diff --git a/server.log b/server.log
index 951c102..caf1f0e 100644
--- a/server.log
+++ b/server.log
@@ -1,549 +1,8 @@
-INFO:     Started server process [71515]
+INFO:     Started server process [74745]
 INFO:     Waiting for application startup.
-2026-02-20 20:06:54,388 - fan_controller - INFO - Loaded config from /home/devmatrix/projects/fan-controller-v2/data/config.json
-2026-02-20 20:06:54,388 - __main__ - INFO - Auto-starting fan control (enabled in config)
-2026-02-20 20:06:54,546 - fan_controller - INFO - Connected to IPMI at 192.168.5.191
-2026-02-20 20:06:54,546 - fan_controller - INFO - HTTP sensor client initialized for http://192.168.5.200:8888
-2026-02-20 20:06:54,547 - fan_controller - INFO - IPMI Controller service started
 INFO:     Application startup complete.
 INFO:     Uvicorn running on http://0.0.0.0:8000 (Press CTRL+C to quit)
-INFO:     192.168.5.30:61891 - "GET /api/status HTTP/1.1" 401 Unauthorized
-2026-02-20 20:06:54,707 - fan_controller - INFO - Manual fan control enabled
-INFO:     192.168.5.30:61891 - "GET /login HTTP/1.1" 200 OK
-INFO:     192.168.5.30:61891 - "GET /icons/favicon.svg HTTP/1.1" 304 Not Modified
-2026-02-20 20:06:59,911 - fan_controller - INFO - Fan 0xff speed set to 27%
-2026-02-20 20:06:59,911 - fan_controller - INFO - All fans set to 27% (Temp 36.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:153: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  self._sessions[token] = (username, datetime.utcnow() + timedelta(days=7))
-INFO:     192.168.5.30:52052 - "POST /api/auth/login HTTP/1.1" 200 OK
-INFO:     192.168.5.30:52052 - "GET / HTTP/1.1" 200 OK
-INFO:     192.168.5.30:52052 - "GET /icons/auto-mode.svg HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:55325 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:63188 - "GET /icons/thermometer.svg HTTP/1.1" 304 Not Modified
-INFO:     192.168.5.30:63188 - "GET /favicon.ico HTTP/1.1" 200 OK
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:07:15,453 - fan_controller - INFO - Fan 0xff speed set to 25%
-2026-02-20 20:07:15,453 - fan_controller - INFO - All fans set to 25% (Temp 35.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     127.0.0.1:50858 - "GET /icons/auto-mode.svg HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:07:30,915 - fan_controller - INFO - Fan 0xff speed set to 29%
-2026-02-20 20:07:30,915 - fan_controller - INFO - All fans set to 29% (Temp 37.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:07:45,964 - fan_controller - INFO - Fan 0xff speed set to 27%
-2026-02-20 20:07:45,965 - fan_controller - INFO - All fans set to 27% (Temp 36.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:63188 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:09:03,867 - fan_controller - INFO - Fan 0xff speed set to 29%
-2026-02-20 20:09:03,867 - fan_controller - INFO - All fans set to 29% (Temp 37.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:09:19,798 - fan_controller - INFO - Fan 0xff speed set to 31%
-2026-02-20 20:09:19,799 - fan_controller - INFO - All fans set to 31% (Temp 38.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:55296 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:09:35,346 - fan_controller - INFO - Fan 0xff speed set to 29%
-2026-02-20 20:09:35,347 - fan_controller - INFO - All fans set to 29% (Temp 37.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:09:50,823 - fan_controller - INFO - Fan 0xff speed set to 27%
-2026-02-20 20:09:50,823 - fan_controller - INFO - All fans set to 27% (Temp 36.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:10:06,006 - fan_controller - INFO - Fan 0xff speed set to 31%
-2026-02-20 20:10:06,006 - fan_controller - INFO - All fans set to 31% (Temp 38.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:57942 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:10:54,206 - fan_controller - INFO - Fan 0xff speed set to 27%
-2026-02-20 20:10:54,206 - fan_controller - INFO - All fans set to 27% (Temp 36.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:64073 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:13:15,599 - fan_controller - INFO - Fan 0xff speed set to 25%
-2026-02-20 20:13:15,600 - fan_controller - INFO - All fans set to 25% (Temp 35.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:13:32,024 - fan_controller - INFO - Fan 0xff speed set to 27%
-2026-02-20 20:13:32,025 - fan_controller - INFO - All fans set to 27% (Temp 36.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:13:48,155 - fan_controller - INFO - Fan 0xff speed set to 29%
-2026-02-20 20:13:48,156 - fan_controller - INFO - All fans set to 29% (Temp 37.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:14:04,773 - fan_controller - INFO - Fan 0xff speed set to 25%
-2026-02-20 20:14:04,774 - fan_controller - INFO - All fans set to 25% (Temp 35.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:14:20,306 - fan_controller - INFO - Fan 0xff speed set to 29%
-2026-02-20 20:14:20,307 - fan_controller - INFO - All fans set to 29% (Temp 37.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:14:36,209 - fan_controller - INFO - Fan 0xff speed set to 27%
-2026-02-20 20:14:36,209 - fan_controller - INFO - All fans set to 27% (Temp 36.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:14:51,615 - fan_controller - INFO - Fan 0xff speed set to 29%
-2026-02-20 20:14:51,616 - fan_controller - INFO - All fans set to 29% (Temp 37.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:15:22,579 - fan_controller - INFO - Fan 0xff speed set to 27%
-2026-02-20 20:15:22,579 - fan_controller - INFO - All fans set to 27% (Temp 36.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:15:37,470 - fan_controller - INFO - Fan 0xff speed set to 29%
-2026-02-20 20:15:37,470 - fan_controller - INFO - All fans set to 29% (Temp 37.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET / HTTP/1.1" 200 OK
-INFO:     192.168.5.30:50577 - "GET /icons/favicon.svg HTTP/1.1" 304 Not Modified
-INFO:     192.168.5.30:50577 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:60159 - "GET /icons/lock-closed.svg HTTP/1.1" 304 Not Modified
-INFO:     192.168.5.30:57390 - "GET /icons/auto-mode.svg HTTP/1.1" 304 Not Modified
-INFO:     192.168.5.30:59075 - "GET /icons/sun.svg HTTP/1.1" 304 Not Modified
-INFO:     192.168.5.30:55085 - "GET /icons/server-stack.svg HTTP/1.1" 304 Not Modified
-INFO:     192.168.5.30:51598 - "GET /icons/arrow-right-on-rectangle.svg HTTP/1.1" 304 Not Modified
-INFO:     192.168.5.30:50577 - "GET /icons/thermometer.svg HTTP/1.1" 304 Not Modified
-INFO:     192.168.5.30:57390 - "GET /icons/adjustments-horizontal.svg HTTP/1.1" 304 Not Modified
-INFO:     192.168.5.30:60159 - "GET /icons/list-bullet.svg HTTP/1.1" 304 Not Modified
-INFO:     192.168.5.30:51598 - "GET /icons/chart-bar.svg HTTP/1.1" 304 Not Modified
-INFO:     192.168.5.30:59075 - "GET /icons/document-text.svg HTTP/1.1" 304 Not Modified
-INFO:     192.168.5.30:59075 - "GET /favicon.ico HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:15:52,508 - fan_controller - INFO - Fan 0xff speed set to 27%
-2026-02-20 20:15:52,508 - fan_controller - INFO - All fans set to 27% (Temp 36.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:16:39,127 - fan_controller - INFO - Fan 0xff speed set to 25%
-2026-02-20 20:16:39,127 - fan_controller - INFO - All fans set to 25% (Temp 35.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:16:55,091 - fan_controller - INFO - Fan 0xff speed set to 27%
-2026-02-20 20:16:55,092 - fan_controller - INFO - All fans set to 27% (Temp 36.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:17:11,182 - fan_controller - INFO - Fan 0xff speed set to 25%
-2026-02-20 20:17:11,182 - fan_controller - INFO - All fans set to 25% (Temp 35.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:17:26,052 - fan_controller - INFO - Fan 0xff speed set to 29%
-2026-02-20 20:17:26,052 - fan_controller - INFO - All fans set to 29% (Temp 37.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:17:41,039 - fan_controller - INFO - Fan 0xff speed set to 27%
-2026-02-20 20:17:41,040 - fan_controller - INFO - All fans set to 27% (Temp 36.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:18:13,111 - fan_controller - INFO - Fan 0xff speed set to 31%
-2026-02-20 20:18:13,111 - fan_controller - INFO - All fans set to 31% (Temp 38.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:18:28,096 - fan_controller - INFO - Fan 0xff speed set to 27%
-2026-02-20 20:18:28,097 - fan_controller - INFO - All fans set to 27% (Temp 36.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:18:44,743 - fan_controller - INFO - Fan 0xff speed set to 29%
-2026-02-20 20:18:44,743 - fan_controller - INFO - All fans set to 29% (Temp 37.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-2026-02-20 20:19:00,200 - fan_controller - INFO - Fan 0xff speed set to 27%
-2026-02-20 20:19:00,201 - fan_controller - INFO - All fans set to 27% (Temp 36.0°C)
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-/home/devmatrix/projects/fan-controller-v2/web_server.py:160: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC).
-  if datetime.utcnow() > expiry:
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
-INFO:     192.168.5.30:59075 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:54411 - "GET /api/status HTTP/1.1" 401 Unauthorized
+INFO:     192.168.5.30:54411 - "GET /login HTTP/1.1" 200 OK
+INFO:     192.168.5.30:54411 - "GET /icons/favicon.svg HTTP/1.1" 304 Not Modified
+INFO:     127.0.0.1:58102 - "GET / HTTP/1.1" 200 OK
diff --git a/web_server.py b/web_server.py
index d478ca4..8e2961d 100644
--- a/web_server.py
+++ b/web_server.py
@@ -742,6 +742,47 @@ def get_html(theme="dark"):
         </div>
     </div>
     
+    <!-- Add/Edit Curve Modal -->
+    <div class="modal" id="curve-modal">
+        <div class="modal-content" style="max-width:500px;">
+            <h3>Fan Curve Editor</h3>
+            <div class="form-group">
+                <label>Curve Name</label>
+                <input type="text" id="curve-name" placeholder="e.g., Silent, Performance, Balanced">
+            </div>
+            <div class="form-group">
+                <label>Assign to Group (optional)</label>
+                <select id="curve-group">
+                    <option value="">All Fans</option>
+                </select>
+            </div>
+            <h4 style="margin-top:15px;">Curve Points (Temp → Speed)</h4>
+            <div id="curve-points">
+                <div class="curve-point" style="display:grid;grid-template-columns:1fr 1fr auto;gap:10px;margin-bottom:8px;">
+                    <input type="number" class="curve-temp" placeholder="Temp °C" value="30">
+                    <input type="number" class="curve-speed" placeholder="Speed %" value="20">
+                    <button class="danger small" onclick="this.parentElement.remove()">×</button>
+                </div>
+                <div class="curve-point" style="display:grid;grid-template-columns:1fr 1fr auto;gap:10px;margin-bottom:8px;">
+                    <input type="number" class="curve-temp" placeholder="Temp °C" value="50">
+                    <input type="number" class="curve-speed" placeholder="Speed %" value="50">
+                    <button class="danger small" onclick="this.parentElement.remove()">×</button>
+                </div>
+                <div class="curve-point" style="display:grid;grid-template-columns:1fr 1fr auto;gap:10px;margin-bottom:8px;">
+                    <input type="number" class="curve-temp" placeholder="Temp °C" value="70">
+                    <input type="number" class="curve-speed" placeholder="Speed %" value="100">
+                    <button class="danger small" onclick="this.parentElement.remove()">×</button>
+                </div>
+            </div>
+            <button class="secondary small" onclick="addCurvePoint()" style="margin-bottom:15px;">+ Add Point</button>
+            
+            <div style="display:flex;gap:10px;">
+                <button class="secondary" style="flex:1;" onclick="hideModal('curve-modal')">Cancel</button>
+                <button class="primary" style="flex:1;" onclick="saveCurve()">Save Curve</button>
+            </div>
+        </div>
+    </div>
+    
     <script>
         let currentStatus = {{}};
         let currentConfig = {{}};
@@ -937,15 +978,18 @@ def get_html(theme="dark"):
                 const isActive = name === activeCurve;
                 const points = curve.points || [];
                 const pointsStr = points.map(p => `${{p.temp}}°C→${{p.speed}}%`).join(', ');
+                const group = curve.group ? `(Group: ${{curve.group}})` : '';
                 
                 return `<div class="fan-card" style="margin-bottom:10px;${{isActive ? 'border:2px solid var(--accent-success);' : ''}}">
                     <div style="display:flex;justify-content:space-between;align-items:center;">
                         <div>
-                            <div class="fan-name">${{name}} ${{isActive ? '<span style="color:var(--accent-success);">(Active)</span>' : ''}}</div>
+                            <div class="fan-name">${{name}} ${{isActive ? '<span style="color:var(--accent-success);">(Active)</span>' : ''}} ${{group}}</div>
                             <div class="fan-info" style="font-size:0.8rem;margin-top:5px;">${{pointsStr}}</div>
                         </div>
                         <div style="display:flex;gap:5px;">
                             ${{!isActive ? `<button class="secondary small" onclick="setActiveCurve('${{name}}')">Activate</button>` : ''}}
+                            <button class="secondary small" onclick="showCurveModal('${{name}}')">Edit</button>
+                            <button class="danger small" onclick="deleteCurve('${{name}}')">Delete</button>
                         </div>
                     </div>
                 </div>`;
@@ -1150,6 +1194,124 @@ def get_html(theme="dark"):
             }}
         }}
         
+        // Curve Management
+        function showCurveModal(curveName = null) {{
+            // Populate group dropdown
+            const groups = currentStatus.config?.fan_groups || {{}};
+            const select = document.getElementById('curve-group');
+            select.innerHTML = '<option value="">All Fans</option>' +
+                Object.keys(groups).map(name => `<option value="${{name}}">${{name}}</option>`).join('');
+            
+            if (curveName && currentStatus.config?.fan_curves?.[curveName]) {{
+                const curve = currentStatus.config.fan_curves[curveName];
+                document.getElementById('curve-name').value = curveName;
+                document.getElementById('curve-group').value = curve.group || '';
+                
+                // Populate points
+                const container = document.getElementById('curve-points');
+                const points = curve.points || [];
+                container.innerHTML = points.map(p => `
+                    <div class="curve-point" style="display:grid;grid-template-columns:1fr 1fr auto;gap:10px;margin-bottom:8px;">
+                        <input type="number" class="curve-temp" placeholder="Temp °C" value="${{p.temp}}">
+                        <input type="number" class="curve-speed" placeholder="Speed %" value="${{p.speed}}">
+                        <button class="danger small" onclick="this.parentElement.remove()">×</button>
+                    </div>
+                `).join('');
+            }} else {{
+                // Default new curve
+                document.getElementById('curve-name').value = '';
+                document.getElementById('curve-group').value = '';
+                document.getElementById('curve-points').innerHTML = `
+                    <div class="curve-point" style="display:grid;grid-template-columns:1fr 1fr auto;gap:10px;margin-bottom:8px;">
+                        <input type="number" class="curve-temp" placeholder="Temp °C" value="30">
+                        <input type="number" class="curve-speed" placeholder="Speed %" value="20">
+                        <button class="danger small" onclick="this.parentElement.remove()">×</button>
+                    </div>
+                    <div class="curve-point" style="display:grid;grid-template-columns:1fr 1fr auto;gap:10px;margin-bottom:8px;">
+                        <input type="number" class="curve-temp" placeholder="Temp °C" value="50">
+                        <input type="number" class="curve-speed" placeholder="Speed %" value="50">
+                        <button class="danger small" onclick="this.parentElement.remove()">×</button>
+                    </div>
+                    <div class="curve-point" style="display:grid;grid-template-columns:1fr 1fr auto;gap:10px;margin-bottom:8px;">
+                        <input type="number" class="curve-temp" placeholder="Temp °C" value="70">
+                        <input type="number" class="curve-speed" placeholder="Speed %" value="100">
+                        <button class="danger small" onclick="this.parentElement.remove()">×</button>
+                    </div>
+                `;
+            }}
+            
+            showModal('curve-modal');
+        }}
+        
+        function addCurvePoint() {{
+            const container = document.getElementById('curve-points');
+            const div = document.createElement('div');
+            div.className = 'curve-point';
+            div.style.cssText = 'display:grid;grid-template-columns:1fr 1fr auto;gap:10px;margin-bottom:8px;';
+            div.innerHTML = `
+                <input type="number" class="curve-temp" placeholder="Temp °C" value="">
+                <input type="number" class="curve-speed" placeholder="Speed %" value="">
+                <button class="danger small" onclick="this.parentElement.remove()">×</button>
+            `;
+            container.appendChild(div);
+        }}
+        
+        async function saveCurve() {{
+            const name = document.getElementById('curve-name').value.trim();
+            if (!name) {{
+                log('Curve name required', 'error');
+                return;
+            }}
+            
+            const group = document.getElementById('curve-group').value;
+            
+            // Collect points
+            const points = [];
+            document.querySelectorAll('.curve-point').forEach(el => {{
+                const temp = parseFloat(el.querySelector('.curve-temp').value);
+                const speed = parseFloat(el.querySelector('.curve-speed').value);
+                if (!isNaN(temp) && !isNaN(speed)) {{
+                    points.push({{temp, speed}});
+                }}
+            }});
+            
+            if (points.length < 2) {{
+                log('At least 2 points required', 'error');
+                return;
+            }}
+            
+            // Sort by temperature
+            points.sort((a, b) => a.temp - b.temp);
+            
+            const res = await api('/api/curves', {{
+                method: 'POST',
+                body: JSON.stringify({{name, points, group}})
+            }});
+            
+            const data = await res.json();
+            if (data.success) {{
+                log(`Curve "${{name}}" saved`, 'success');
+                hideModal('curve-modal');
+                fetchStatus();
+            }} else {{
+                log('Failed: ' + data.error, 'error');
+            }}
+        }}
+        
+        async function deleteCurve(name) {{
+            if (!confirm(`Delete curve "${{name}}"?`)) return;
+            
+            const res = await api(`/api/curves/${{name}}`, {{method: 'DELETE'}});
+            const data = await res.json();
+            
+            if (data.success) {{
+                log(`Curve "${{name}}" deleted`, 'success');
+                fetchStatus();
+            }} else {{
+                log('Failed: ' + data.error, 'error');
+            }}
+        }}
+        
         // Save functions
         async function saveIPMI() {{
             const data = {{
@@ -1609,7 +1771,8 @@ async def api_create_curve(data: dict, username: str = Depends(get_current_user)
     curves[name] = {
         "points": data.get('points', []),
         "sensor_source": data.get('sensor_source', 'cpu'),
-        "applies_to": data.get('applies_to', 'all')
+        "applies_to": data.get('applies_to', 'all'),
+        "group": data.get('group') or None
     }
     service.update_config(fan_curves=curves)
     return {"success": True}