增加代码知识库；修复文档处理内容；增加API设置

rag-web-ui/backend/app/schemas/model_config.py

@@ -0,0 +1,57 @@
+from datetime import datetime
+from typing import Any, Dict, List, Optional
+
+from pydantic import BaseModel, Field
+
+
+class ModelConfigBase(BaseModel):
+    name: str
+    provider: str = "dashscope"
+    api_base: Optional[str] = None
+    chat_model: str = "qwen3-max"
+    embedding_model: str = "text-embedding-v4"
+    is_active: bool = True
+
+
+class ModelConfigCreate(ModelConfigBase):
+    api_key: str = Field(default="")
+
+
+class ModelConfigUpdate(BaseModel):
+    name: Optional[str] = None
+    provider: Optional[str] = None
+    api_key: Optional[str] = None
+    api_base: Optional[str] = None
+    chat_model: Optional[str] = None
+    embedding_model: Optional[str] = None
+    is_active: Optional[bool] = None
+
+
+class ModelConfigResponse(ModelConfigBase):
+    id: int
+    user_id: int
+    has_api_key: bool
+    api_key_masked: str
+    last_used_at: Optional[datetime] = None
+    created_at: datetime
+    updated_at: datetime
+
+    class Config:
+        from_attributes = True
+
+
+class ModelProviderOption(BaseModel):
+    provider: str
+    label: str
+    default_api_base: str
+    default_chat_model: str
+    default_embedding_model: str
+    chat_models: List[str]
+    embedding_models: List[str]
+    requires_api_key: bool = True
+    supports_custom_api_base: bool = True
+
+
+class ModelProviderOptionsResponse(BaseModel):
+    providers: List[ModelProviderOption]
+    defaults: Dict[str, Any]