feat: Add base project structure with API and web components

api/app/schemas/knowledge_schema.py

@@ -0,0 +1,69 @@
+from pydantic import BaseModel, Field, field_serializer, ConfigDict
+import datetime
+import uuid
+from .user_schema import User
+from .model_schema import ModelConfig
+from typing import Optional
+from app.models.knowledge_model import KnowledgeType, PermissionType
+
+
+class KnowledgeBase(BaseModel):
+    workspace_id: uuid.UUID | None = None
+    created_by: uuid.UUID | None = None
+    parent_id: uuid.UUID | None = None
+    name: str
+    description: str | None = None
+    avatar: str | None = None
+    type: KnowledgeType | None = None
+    permission_id: PermissionType | None = None
+    embedding_id: uuid.UUID | None = None
+    reranker_id: uuid.UUID | None = None
+    llm_id: uuid.UUID | None = None
+    image2text_id: uuid.UUID | None = None
+    doc_num: int | None = None
+    chunk_num: int | None = None
+    parser_id: str | None = None
+    parser_config: dict | None = None
+
+
+class KnowledgeCreate(KnowledgeBase):
+    pass
+
+class KnowledgeUpdate(BaseModel):
+    parent_id: uuid.UUID | None = Field(None)
+    name: str | None = Field(None)
+    description: str | None = Field(None)
+    avatar: str | None = Field(None)
+    type: KnowledgeType | None = Field(None)
+    permission_id: PermissionType | None = Field(None)
+    embedding_id: uuid.UUID | None = Field(None)
+    reranker_id: uuid.UUID | None = Field(None)
+    llm_id: uuid.UUID | None = Field(None)
+    image2text_id: uuid.UUID | None = Field(None)
+    doc_num: int | None = Field(None)
+    chunk_num: int | None = Field(None)
+    parser_id: str | None = Field(None)
+    parser_config: dict | None = Field(None)
+    status: int | None = Field(None)
+
+
+class Knowledge(KnowledgeBase):
+    id: uuid.UUID
+    status: int
+    created_at: datetime.datetime
+    updated_at: datetime.datetime
+    created_user: User
+    embedding: Optional[ModelConfig] = None
+    reranker: Optional[ModelConfig] = None
+    llm: Optional[ModelConfig] = None
+    image2text: Optional[ModelConfig] = None
+
+    model_config = ConfigDict(from_attributes=True)
+
+    @field_serializer("created_at", when_used="json")
+    def _serialize_created_at(self, dt: datetime.datetime):
+        return int(dt.timestamp() * 1000) if dt else None
+    
+    @field_serializer("updated_at", when_used="json")
+    def _serialize_updated_at(self, dt: datetime.datetime):
+        return int(dt.timestamp() * 1000) if dt else None