Initial MVP skeleton with auth, chat persistence, UI and text LLM integration

backend/app/db/init_db.py

@@ -0,0 +1,37 @@
+import logging
+
+from sqlalchemy.orm import Session
+from sqlalchemy import select
+
+from app.core.config import settings
+from app.core.security import get_password_hash
+from app.db.base_class import Base
+from app.db.session import engine
+from app.db.models import User
+
+logger = logging.getLogger(__name__)
+
+def init_db(db: Session) -> None:
+    # MVP: create tables if they don't exist
+    Base.metadata.create_all(bind=engine)
+    
+    bootstrap_admin(db)
+
+def bootstrap_admin(db: Session) -> None:
+    admin_login = settings.admin_bootstrap_login
+    admin_pass = settings.admin_bootstrap_password
+    
+    user = db.scalar(select(User).where(User.login == admin_login))
+    if not user:
+        logger.info(f"Creating bootstrap admin user: {admin_login}")
+        hashed_password = get_password_hash(admin_pass)
+        admin_user = User(
+            login=admin_login,
+            hashed_password=hashed_password,
+            is_active=True,
+        )
+        db.add(admin_user)
+        db.commit()
+        db.refresh(admin_user)
+    else:
+        logger.info(f"Admin user {admin_login} already exists")