Merge pull request #655 from Routstr/add-specific-error-message

use specific error message/code

routstr/balance.py

@@ -439,7 +439,13 @@ async def refund_wallet_endpoint(
     if key is None:
         raise HTTPException(
             status_code=401,
-            detail="Key not found. Deposit first via /v1/wallet/create before requesting a refund.",
+            detail={
+                "error": {
+                    "message": "Key not found. Deposit first via /v1/wallet/create before requesting a refund.",
+                    "type": "invalid_request_error",
+                    "code": "key_not_found",
+                }
+            },
         )
 
     if key.total_balance <= 0:

tests/unit/test_balance.py

@@ -548,6 +548,13 @@ async def test_refund_fresh_cashu_bearer_returns_401() -> None:
         )
 
     assert exc_info.value.status_code == 401
+    assert exc_info.value.detail == {
+        "error": {
+            "message": "Key not found. Deposit first via /v1/wallet/create before requesting a refund.",
+            "type": "invalid_request_error",
+            "code": "key_not_found",
+        }
+    }
     session.get.assert_awaited_once()
     # No add/commit → no key was persisted
     session.add.assert_not_called()