feat: complete Style 32 overhaul & Tiled integration fix

- Enforced 'Style 32 - Dark Chibi Vector' for all ground assets.
- Fixed critical Prologue-to-Game crash (function renaming).
- Implemented Tiled JSON/TMX auto-conversion.
- Updated Asset Manager to visualize 1800+ assets.
- Cleaned up project structure (new assets/grounds folder).
- Auto-Ground logic added to GameScene.js.

src/systems/LocalizationSystem.js

@@ -434,6 +434,43 @@ class LocalizationSystem {
         };
         return names[code] || code;
     }
+    /**
+     * INJECT EXTERNAL JSON DATA (loaded via Phaser)
+     */
+    setExternalData(data) {
+        try {
+            // Merge intro texts into translations
+            for (const lang in data) {
+                if (!this.translations[lang]) {
+                    this.translations[lang] = {};
+                }
+
+                // Add intro polaroid texts
+                if (data[lang].intro_polaroids) {
+                    this.translations[lang].intro_polaroids = data[lang].intro_polaroids;
+                }
+
+                // Add menu texts
+                if (data[lang].menu) {
+                    Object.assign(this.translations[lang], data[lang].menu);
+                }
+
+                // Add title/subtitle
+                if (data[lang].game_title) {
+                    this.translations[lang].game_title = data[lang].game_title;
+                }
+                if (data[lang].subtitle) {
+                    this.translations[lang].subtitle = data[lang].subtitle;
+                }
+            }
+
+            console.log('✅ Localization data injected successfully');
+            return true;
+        } catch (error) {
+            console.warn('⚠️ Could not inject localization data:', error);
+            return false;
+        }
+    }
 }
 
 // Global instance