first commit

backend/app/models_ai.py

@@ -0,0 +1,14 @@
+from sqlalchemy import Column, Integer, String, Boolean, DateTime, Text
+from sqlalchemy.sql import func
+from app.core.database import Base
+
+class AIConfiguration(Base):
+    __tablename__ = "ai_configurations"
+    
+    id = Column(Integer, primary_key=True, index=True)
+    provider = Column(String(50), nullable=False)  # openai, gemini
+    api_key = Column(Text, nullable=False)
+    model_name = Column(String(100), nullable=False)
+    is_active = Column(Boolean, default=True)
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), onupdate=func.now())