fix: 接入前端V1路由+菜单, 更新LLM网关配置(DeepSeek+QwenVL)及模型定价

backend/app/config.py

@@ -9,7 +9,7 @@ class Settings(BaseSettings):
 
     # App
     APP_NAME: str = "AI Worker Platform"
-    APP_VERSION: str = "1.0.0"
+    APP_VERSION: str = "1.1.0"
     SECRET_KEY: str = "dev-secret-key-change-in-production"
     ACCESS_TOKEN_EXPIRE_MINUTES: int = 1440  # 24 hours
 
@@ -20,10 +20,10 @@ class Settings(BaseSettings):
     REDIS_URL: str = ""
 
     # LLM Defaults
-    DEFAULT_LLM_PROVIDER: str = "openai"
+    DEFAULT_LLM_PROVIDER: str = "deepseek"
     DEFAULT_LLM_API_KEY: str = ""
-    DEFAULT_LLM_BASE_URL: str = "https://api.openai.com/v1"
-    DEFAULT_LLM_MODEL: str = "gpt-4o-mini"
+    DEFAULT_LLM_BASE_URL: str = "https://api.deepseek.com"
+    DEFAULT_LLM_MODEL: str = "deepseek-v4-flash"
 
     # CORS
     CORS_ORIGINS: str = "http://localhost:5173,http://localhost:3000"