fix(api): correct healing tools parser to use MaxHeal/MinHeal fields

API uses MaxHeal and MinHeal directly in Properties (not nested Heal object).
Parser now correctly reads heal amounts and calculates economy.
Also added type detection for chips vs FAPs based on item name.

core/nexus_full_api.py

@@ -215,13 +215,28 @@ class NexusHealingTool(NexusItem):
     def from_api(cls, data: Dict[str, Any]) -> "NexusHealingTool":
         """Create from API response."""
         props = data.get('Properties', {})
-        economy = props.get('Economy', {})
-        heal = props.get('Heal', {})
+        economy = props.get('Economy', {}) or {}
 
         decay = safe_decimal(economy.get('Decay'))
-        heal_amount = safe_decimal(heal.get('Amount'))
+        # API uses MaxHeal/MinHeal directly in Properties, not nested Heal object
+        max_heal = safe_decimal(props.get('MaxHeal'))
+        min_heal = safe_decimal(props.get('MinHeal'))
+        # Use average of min/max heal, or max if min is 0
+        heal_amount = (max_heal + min_heal) / 2 if min_heal > 0 else max_heal
+        if heal_amount == 0:
+            heal_amount = max_heal  # Fallback to max heal
+
         heal_per_pec = heal_amount / decay if decay > 0 else Decimal('0')
 
+        # Determine type based on name or properties
+        name = data.get('Name', '').lower()
+        if 'chip' in name or 'restoration' in name:
+            tool_type = 'chip'
+        elif 'pack' in name or 'fap' in name:
+            tool_type = 'pack'
+        else:
+            tool_type = 'fap'
+
         return cls(
             id=data.get('Id', 0),
             name=data.get('Name', 'Unknown'),
@@ -230,7 +245,7 @@ class NexusHealingTool(NexusItem):
             heal_amount=heal_amount,
             decay=decay,
             heal_per_pec=heal_per_pec,
-            type=props.get('Type', 'fap'),
+            type=tool_type,
             profession_level=int(props.get('RequiredLevel', 0) or 0),
             is_limited='(L)' in data.get('Name', ''),
         )