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/characters/yuffie_kisaragi.json

@@ -0,0 +1,47 @@
+{
+  "character_id": "yuffie_kisaragi",
+  "character_name": "Yuffie Kisaragi",
+  "identity": {
+    "base_specs": "1girl, slender build, fair skin",
+    "hair": "short black hair, bob cut",
+    "eyes": "brown eyes",
+    "hands": "",
+    "arms": "black sleeve on one arm",
+    "torso": "small breasts",
+    "pelvis": "",
+    "legs": "",
+    "feet": "",
+    "extra": "headband"
+  },
+  "defaults": {
+    "expression": "cheeky smile",
+    "pose": "holding glass orb, materia",
+    "scene": "forest, sunlight"
+  },
+  "wardrobe": {
+    "default": {
+      "full_body": "",
+      "headwear": "",
+      "top": "green turtleneck sweater vest, midriff",
+      "bottom": "beige shorts",
+      "legwear": "single kneehigh sock",
+      "footwear": "boots, ",
+      "hands": "fingerless glove on one hand, large gauntlet on one arm",
+      "accessories": "shuriken"
+    }
+  },
+  "styles": {
+    "aesthetic": "ninja, japanese, final fantasy style",
+    "primary_color": "green",
+    "secondary_color": "beige",
+    "tertiary_color": "black"
+  },
+  "lora": {
+    "lora_name": "",
+    "lora_weight": 1.0,
+    "lora_triggers": ""
+  },
+  "tags": [
+    "Final Fantasy VII"
+  ]
+}