Merge pull request 'Fix intermittent 401 errors and add ES256 JWT support' (#86) from feature/fix-intermittent-401-errors into develop

Reviewed-on: #86

backend/src/app/core/auth.py

@@ -60,7 +60,7 @@ def _verify_jwt_hs256(token: str) -> dict | None:
 
 
 def _verify_jwt(token: str) -> dict | None:
-    """Verify JWT using JWKS (RS256), falling back to HS256 shared secret."""
+    """Verify JWT using JWKS (RS256/ES256), falling back to HS256 shared secret."""
     client = _get_jwks_client()
     if client:
         try:
@@ -68,7 +68,7 @@ def _verify_jwt(token: str) -> dict | None:
             return jwt.decode(
                 token,
                 signing_key.key,
-                algorithms=["RS256"],
+                algorithms=["RS256", "ES256"],
                 audience="authenticated",
             )
         except jwt.InvalidTokenError: