Initial lightweight AI agent admin

backend/app/core/security.py

@@ -0,0 +1,30 @@
+from datetime import datetime, timedelta, timezone
+from typing import Any
+
+import bcrypt
+from jose import JWTError, jwt
+
+from app.core.config import settings
+
+
+def hash_password(password: str) -> str:
+    return bcrypt.hashpw(password.encode("utf-8"), bcrypt.gensalt()).decode("utf-8")
+
+
+def verify_password(password: str, password_hash: str) -> bool:
+    return bcrypt.checkpw(password.encode("utf-8"), password_hash.encode("utf-8"))
+
+
+def create_access_token(subject: str, extra: dict[str, Any] | None = None) -> str:
+    expires = datetime.now(timezone.utc) + timedelta(minutes=settings.access_token_expire_minutes)
+    payload: dict[str, Any] = {"sub": subject, "exp": expires}
+    if extra:
+        payload.update(extra)
+    return jwt.encode(payload, settings.jwt_secret_key, algorithm=settings.jwt_algorithm)
+
+
+def decode_access_token(token: str) -> dict[str, Any] | None:
+    try:
+        return jwt.decode(token, settings.jwt_secret_key, algorithms=[settings.jwt_algorithm])
+    except JWTError:
+        return None