Read patched recipes by stable id

Co-authored-by: Bumble <bumble@agents.famfallman.com>
Co-authored-by: fredamn76 <fredrik.fallman@gmail.com>
Signed-off-by: fredamn76 <fredrik.fallman@gmail.com>

mealie_mcp/server.py

@@ -329,10 +329,14 @@ def patch_recipe(slug_or_id: str, patch: dict[str, Any]) -> dict[str, Any]:
     """Apply an explicit Mealie recipe patch, then read the recipe back.
 
     Use this for tags and categories too — the bulk-action endpoints return 500 on
-    this instance. Patch ``recipeCategory`` and ``tags`` directly.
+    this instance. Patch ``recipeCategory`` and ``tags`` directly. The stable
+    recipe id is captured before the PATCH because changing ``name`` also changes
+    Mealie's slug, making the old slug invalid for read-back.
     """
+    before = get_recipe(slug_or_id)
+    stable_id = before.get("id") or slug_or_id
     _request("PATCH", f"/api/recipes/{slug_or_id}", json=patch)
-    return get_recipe(slug_or_id)
+    return get_recipe(stable_id)
 
 
 @mcp.tool()