diff --git a/deploy-prod.sh b/deploy-prod.sh
new file mode 100755
index 0000000..f2159ac
--- /dev/null
+++ b/deploy-prod.sh
@@ -0,0 +1,242 @@
+#!/bin/bash
+# IPMI Controller - Production Deployment Script
+# Run this on the production server to set up auto-start and persistence
+
+set -e
+
+INSTALL_DIR="/opt/ipmi-controller"
+DATA_DIR="$INSTALL_DIR/data"
+SERVICE_NAME="ipmi-controller"
+USER="devmatrix"
+
+echo "🌡️  IPMI Controller - Production Deployment"
+echo "============================================="
+echo ""
+
+# Check if running as root
+if [ "$EUID" -ne 0 ]; then 
+    echo "❌ Please run as root: sudo ./deploy-prod.sh"
+    exit 1
+fi
+
+# Get the source directory
+SOURCE_DIR="${1:-$(pwd)}"
+if [ ! -f "$SOURCE_DIR/web_server.py" ]; then
+    echo "❌ Cannot find web_server.py in $SOURCE_DIR"
+    echo "Usage: sudo ./deploy-prod.sh [source-directory]"
+    exit 1
+fi
+
+echo "📁 Source: $SOURCE_DIR"
+echo "📁 Install: $INSTALL_DIR"
+echo ""
+
+# Create directories
+echo "📂 Creating directories..."
+mkdir -p "$INSTALL_DIR"
+mkdir -p "$DATA_DIR"
+mkdir -p /var/log/ipmi-controller
+
+# Copy application files
+echo "📋 Copying application files..."
+cp "$SOURCE_DIR/web_server.py" "$INSTALL_DIR/"
+cp "$SOURCE_DIR/fan_controller.py" "$INSTALL_DIR/"
+cp "$SOURCE_DIR/requirements.txt" "$INSTALL_DIR/"
+
+# Install dependencies
+echo "🐍 Installing Python dependencies..."
+pip3 install -q -r "$SOURCE_DIR/requirements.txt" || pip install -q -r "$SOURCE_DIR/requirements.txt"
+
+# Install ipmitool if not present
+if ! command -v ipmitool &> /dev/null; then
+    echo "📦 Installing ipmitool..."
+    apt-get update -qq
+    apt-get install -y -qq ipmitool
+fi
+
+# Preserve existing config if it exists
+if [ -f "$DATA_DIR/config.json" ]; then
+    echo "💾 Preserving existing configuration..."
+    cp "$DATA_DIR/config.json" "$DATA_DIR/config.json.backup.$(date +%Y%m%d%H%M%S)"
+else
+    echo "⚙️  Creating default configuration..."
+    cat > "$DATA_DIR/config.json" << 'EOF'
+{
+  "ipmi_host": "",
+  "ipmi_username": "",
+  "ipmi_password": "",
+  "ipmi_port": 623,
+  "http_sensor_enabled": false,
+  "http_sensor_url": "",
+  "http_sensor_timeout": 10,
+  "enabled": false,
+  "poll_interval": 10,
+  "min_speed": 10,
+  "max_speed": 100,
+  "panic_temp": 85,
+  "panic_speed": 100,
+  "panic_on_no_data": true,
+  "no_data_timeout": 60,
+  "primary_sensor": "cpu",
+  "sensor_preference": "auto",
+  "fans": {},
+  "fan_groups": {},
+  "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"
+    }
+  },
+  "active_curve": "Balanced",
+  "theme": "dark"
+}
+EOF
+fi
+
+# Create users file if not exists
+if [ ! -f "$DATA_DIR/users.json" ]; then
+    echo '{"users": {}}' > "$DATA_DIR/users.json"
+fi
+
+# Set ownership
+chown -R "$USER:$USER" "$INSTALL_DIR"
+chown -R "$USER:$USER" /var/log/ipmi-controller
+
+# Create systemd service
+echo "🔧 Creating systemd service..."
+cat > "/etc/systemd/system/$SERVICE_NAME.service" << EOF
+[Unit]
+Description=IPMI Controller - Fan Control for Dell Servers
+After=network.target
+Wants=network.target
+
+[Service]
+Type=simple
+User=$USER
+Group=$USER
+WorkingDirectory=$INSTALL_DIR
+Environment="PYTHONUNBUFFERED=1"
+Environment="DATA_DIR=$DATA_DIR"
+Environment="LOG_DIR=/var/log/ipmi-controller"
+ExecStart=/usr/bin/python3 $INSTALL_DIR/web_server.py
+ExecStop=/bin/kill -TERM \$MAINPID
+ExecReload=/bin/kill -HUP \$MAINPID
+
+# Restart policy
+Restart=always
+RestartSec=10
+StartLimitInterval=60s
+StartLimitBurst=3
+
+# Logging
+StandardOutput=append:/var/log/ipmi-controller/server.log
+StandardError=append:/var/log/ipmi-controller/error.log
+
+# Security
+NoNewPrivileges=false
+ProtectSystem=no
+ProtectHome=no
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+# Create logrotate config
+echo "📝 Creating logrotate config..."
+cat > "/etc/logrotate.d/ipmi-controller" << EOF
+/var/log/ipmi-controller/*.log {
+    daily
+    rotate 14
+    compress
+    delaycompress
+    missingok
+    notifempty
+    create 644 $USER $USER
+    sharedscripts
+    postrotate
+        systemctl reload ipmi-controller
+    endscript
+}
+EOF
+
+# Reload systemd
+echo "🔄 Reloading systemd..."
+systemctl daemon-reload
+
+# Enable service
+echo "✅ Enabling service to start on boot..."
+systemctl enable "$SERVICE_NAME"
+
+echo ""
+echo "🚀 Starting IPMI Controller..."
+systemctl start "$SERVICE_NAME"
+
+sleep 2
+
+# Check status
+if systemctl is-active --quiet "$SERVICE_NAME"; then
+    echo ""
+    echo "✅ IPMI Controller is running!"
+    echo ""
+    echo "🌐 Access: http://$(hostname -I | awk '{print $1}'):8000"
+    echo ""
+    echo "📋 Management Commands:"
+    echo "  Status:   sudo systemctl status $SERVICE_NAME"
+    echo "  Logs:     sudo journalctl -u $SERVICE_NAME -f"
+    echo "  Restart:  sudo systemctl restart $SERVICE_NAME"
+    echo "  Stop:     sudo systemctl stop $SERVICE_NAME"
+    echo ""
+    echo "💾 Settings: $DATA_DIR/config.json"
+    echo "📜 Logs:     /var/log/ipmi-controller/"
+    echo ""
+    echo "✅ Production deployment complete!"
+    echo "   Service will auto-start on boot."
+else
+    echo ""
+    echo "⚠️  Service failed to start. Check logs:"
+    echo "  sudo journalctl -u $SERVICE_NAME -f"
+    exit 1
+fi
diff --git a/server.log b/server.log
index b21388f..60b66f6 100644
--- a/server.log
+++ b/server.log
@@ -25,3 +25,321 @@ INFO:     192.168.5.30:61387 - "POST /api/config/ipmi HTTP/1.1" 200 OK
 INFO:     192.168.5.30:61387 - "GET /api/status HTTP/1.1" 200 OK
 INFO:     192.168.5.30:61387 - "GET /favicon.ico HTTP/1.1" 200 OK
 INFO:     192.168.5.30:61387 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:61387 - "GET /api/status HTTP/1.1" 200 OK
+2026-02-20 17:07:56,586 - fan_controller - INFO - Saved config to /home/devmatrix/projects/fan-controller-v2/data/config.json
+2026-02-20 17:07:56,769 - fan_controller - INFO - Manual fan control enabled
+2026-02-20 17:07:56,924 - fan_controller - INFO - Connected to IPMI at 192.168.5.191
+2026-02-20 17:07:56,925 - fan_controller - INFO - HTTP sensor client initialized for http://192.168.5.200:8888
+2026-02-20 17:07:56,926 - fan_controller - INFO - IPMI Controller service started
+INFO:     192.168.5.30:61387 - "POST /api/control/auto HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:61387 - "GET /api/status HTTP/1.1" 200 OK
+2026-02-20 17:07:57,084 - fan_controller - INFO - Manual fan control enabled
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:61387 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:
+2026-02-20 17:08:01,333 - fan_controller - INFO - Saved config to /home/devmatrix/projects/fan-controller-v2/data/config.json
+2026-02-20 17:08:01,540 - fan_controller - INFO - Fan 0xff speed set to 45%
+INFO:     192.168.5.30:61387 - "POST /api/control/manual HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:57617 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:57617 - "GET /api/status HTTP/1.1" 200 OK
+2026-02-20 17:08:03,050 - fan_controller - INFO - Fan 0xff speed set to 32%
+2026-02-20 17:08:03,050 - fan_controller - INFO - All fans set to 32% (Temp 51.0°C)
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:57617 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:57617 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:57617 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:57617 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:57617 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:149: 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:     127.0.0.1:53770 - "POST /api/auth/login HTTP/1.1" 200 OK
+INFO:     127.0.0.1:53786 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     127.0.0.1:46972 - "POST /api/auth/login HTTP/1.1" 200 OK
+2026-02-20 17:10:19,582 - fan_controller - INFO - Saved config to /home/devmatrix/projects/fan-controller-v2/data/config.json
+2026-02-20 17:10:19,744 - fan_controller - INFO - Manual fan control enabled
+INFO:     127.0.0.1:46980 - "POST /api/control/auto HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     127.0.0.1:33742 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+2026-02-20 17:10:34,455 - fan_controller - INFO - Fan 0xff speed set to 30%
+2026-02-20 17:10:34,456 - fan_controller - INFO - All fans set to 30% (Temp 50.0°C)
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+2026-02-20 17:11:07,821 - fan_controller - INFO - Fan 0xff speed set to 32%
+2026-02-20 17:11:07,822 - fan_controller - INFO - All fans set to 32% (Temp 51.0°C)
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+2026-02-20 17:11:54,564 - fan_controller - INFO - Fan 0xff speed set to 30%
+2026-02-20 17:11:54,564 - fan_controller - INFO - All fans set to 30% (Temp 50.0°C)
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+2026-02-20 17:12:24,621 - fan_controller - INFO - Fan 0xff speed set to 32%
+2026-02-20 17:12:24,622 - fan_controller - INFO - All fans set to 32% (Temp 51.0°C)
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET / HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:
+2026-02-20 17:12:50,306 - fan_controller - INFO - Saved config to /home/devmatrix/projects/fan-controller-v2/data/config.json
+INFO:     192.168.5.30:55959 - "POST /api/curves/active HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+2026-02-20 17:12:51,151 - fan_controller - INFO - Saved config to /home/devmatrix/projects/fan-controller-v2/data/config.json
+INFO:     192.168.5.30:55959 - "POST /api/curves/active HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+2026-02-20 17:13:04,319 - fan_controller - INFO - Saved config to /home/devmatrix/projects/fan-controller-v2/data/config.json
+2026-02-20 17:13:04,478 - fan_controller - INFO - Manual fan control enabled
+INFO:     192.168.5.30:55959 - "POST /api/control/auto HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+/home/devmatrix/projects/fan-controller-v2/web_server.py:156: 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:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK
+INFO:     192.168.5.30:55959 - "GET /api/status HTTP/1.1" 200 OK