Add outfit gallery and AI-powered creation for characters and outfits

- Add outfit gallery with CRUD operations (create, read, update, delete)
- Add AI-powered profile generation for both characters and outfits
- Add toggle to switch between AI generation and manual creation
- Auto-generate filenames from names with incrementing for duplicates
- Add 'full_body' and 'bottom' fields to wardrobe structure
- Update all character and outfit JSON files with new wardrobe fields
- Reorganize data into data/characters and data/clothing directories
- Update README with new features and JSON structure documentation

data/actions/belly_dancing.json

@@ -0,0 +1,16 @@
+{
+    "action_id": "belly_dancing",
+    "action_name": "Belly Dancing",
+    "action": {
+        "full_body": "belly dancing",
+        "head": "",
+        "eyes": "",
+        "arms": "hands above head",
+        "hands": "hands together",
+        "torso": "",
+        "pelvis": "shaking hips",
+        "legs": "",
+        "feet": "",
+        "additional": ""
+    }
+}