feat: Add base project structure with API and web components

api/app/models/file_model.py

@@ -0,0 +1,17 @@
+import datetime
+import uuid
+from sqlalchemy import Column, Integer, String, DateTime, ForeignKey
+from sqlalchemy.dialects.postgresql import UUID
+from app.db import Base
+
+class File(Base):
+    __tablename__ = "files"
+
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4, index=True)
+    kb_id = Column(UUID(as_uuid=True), nullable=False, comment="knowledges.id")
+    created_by = Column(UUID(as_uuid=True), nullable=False, comment="users.id")
+    parent_id = Column(UUID(as_uuid=True), nullable=True, default=None, comment="parent folder id")
+    file_name = Column(String, index=True, nullable=False, comment="file name or folder name,default folder name is /")
+    file_ext = Column(String, index=True, nullable=False, comment="file extension:folder|pdf")
+    file_size = Column(Integer, default=0, comment="file size(byte)")
+    created_at = Column(DateTime, default=datetime.datetime.now)