refactor: 重构数据层支持 SGS SDK 集成

Co-authored-by: Cursor <cursoragent@cursor.com>

src/env.d.ts

@@ -7,10 +7,13 @@ interface ImportMetaEnv {
   readonly VITE_API_BASE_URL?: string
   readonly VITE_AUDIO_API_BASE_URL?: string
   readonly VITE_AUDIO_LANGUAGE?: 'zh-CN' | 'en-US'
+  readonly VITE_SGS_API_BASE_URL?: string
+  readonly VITE_SGS_MAP_ID?: string
   readonly VITE_SGS_SDK_SCRIPT_URL?: string
   readonly VITE_SGS_H5_ENGINE_URL?: string
   readonly VITE_SGS_SDK_ORIGIN?: string
   readonly VITE_SGS_SDK_TIMEOUT_MS?: string
+  readonly VITE_TENCENT_MAP_KEY?: string
 }
 
 interface ImportMeta {