Align controller backend and data with new presets

Update palettes, profiles, tabs, preset sending, and ESPNow message format to match the new preset defaults and driver short-field schema.

src/controllers/palette.py

@@ -8,14 +8,18 @@ palettes = Palette()
 @controller.get('')
 async def list_palettes(request):
     """List all palettes."""
-    return json.dumps(palettes), 200, {'Content-Type': 'application/json'}
+    data = {}
+    for pid in palettes.list():
+        colors = palettes.read(pid)
+        data[pid] = colors
+    return json.dumps(data), 200, {'Content-Type': 'application/json'}
 
 @controller.get('/<id>')
 async def get_palette(request, id):
     """Get a specific palette by ID."""
     palette = palettes.read(id)
     if palette:
-        return json.dumps(palette), 200, {'Content-Type': 'application/json'}
+        return json.dumps({"colors": palette, "id": str(id)}), 200, {'Content-Type': 'application/json'}
     return json.dumps({"error": "Palette not found"}), 404
 
 @controller.post('')
@@ -23,12 +27,14 @@ async def create_palette(request):
     """Create a new palette."""
     try:
         data = request.json or {}
-        name = data.get("name", "")
         colors = data.get("colors", None)
-        palette_id = palettes.create(name, colors)
-        if data:
-            palettes.update(palette_id, data)
-        return json.dumps(palettes.read(palette_id)), 201, {'Content-Type': 'application/json'}
+        # Palette no longer needs a name; only colors are stored.
+        palette_id = palettes.create("", colors)
+        palette = palettes.read(palette_id) or {}
+        # Include the ID in the response payload so clients can link it.
+        palette_with_id = {"id": str(palette_id)}
+        palette_with_id.update(palette)
+        return json.dumps(palette_with_id), 201, {'Content-Type': 'application/json'}
     except Exception as e:
         return json.dumps({"error": str(e)}), 400
 
@@ -36,9 +42,15 @@ async def create_palette(request):
 async def update_palette(request, id):
     """Update an existing palette."""
     try:
-        data = request.json
+        data = request.json or {}
+        # Ignore any name field; only colors are relevant.
+        if "name" in data:
+            data.pop("name", None)
         if palettes.update(id, data):
-            return json.dumps(palettes.read(id)), 200, {'Content-Type': 'application/json'}
+            palette = palettes.read(id) or {}
+            palette_with_id = {"id": str(id)}
+            palette_with_id.update(palette)
+            return json.dumps(palette_with_id), 200, {'Content-Type': 'application/json'}
         return json.dumps({"error": "Palette not found"}), 404
     except Exception as e:
         return json.dumps({"error": str(e)}), 400