Aggiunta endpoint healtcheck, modelli user,

logiche sicurezza e file config variabili

backend/app/core/security.py

@@ -0,0 +1,41 @@
+from datetime import datetime, timedelta, timezone
+from typing import Optional, Any
+from jose import JWTError, jwt
+import bcrypt
+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(plain_password: str, hashed_password: str) -> bool:
+    return bcrypt.checkpw(plain_password.encode("utf-8"), hashed_password.encode("utf-8"))
+
+
+def create_access_token(subject: Any, extra_claims: Optional[dict] = None) -> str:
+    expire = datetime.now(timezone.utc) + timedelta(
+        minutes=settings.jwt_access_token_expire_minutes
+    )
+    payload = {"sub": str(subject), "exp": expire, "type": "access"}
+    if extra_claims:
+        payload.update(extra_claims)
+    return jwt.encode(payload, settings.jwt_secret_key, algorithm=settings.jwt_algorithm)
+
+
+def create_refresh_token(subject: Any) -> str:
+    expire = datetime.now(timezone.utc) + timedelta(
+        days=settings.jwt_refresh_token_expire_days
+    )
+    payload = {"sub": str(subject), "exp": expire, "type": "refresh"}
+    return jwt.encode(payload, settings.jwt_secret_key, algorithm=settings.jwt_algorithm)
+
+
+def decode_token(token: str) -> Optional[dict]:
+    try:
+        payload = jwt.decode(
+            token, settings.jwt_secret_key, algorithms=[settings.jwt_algorithm]
+        )
+        return payload
+    except JWTError:
+        return None