fix(civitai): support civitai.red URLs (#897)

tests/routes/test_recipe_routes.py

@@ -635,6 +635,39 @@ async def test_import_remote_video_recipe(monkeypatch, tmp_path: Path) -> None:
         assert call["extension"] == ".mp4"
 
 
+async def test_import_remote_recipe_supports_civitai_red(monkeypatch, tmp_path: Path) -> None:
+    async def fake_get_default_metadata_provider():
+        return SimpleNamespace(get_model_version_info=lambda id: ({}, None))
+
+    monkeypatch.setattr(
+        "py.recipes.enrichment.get_default_metadata_provider",
+        fake_get_default_metadata_provider,
+    )
+
+    async with recipe_harness(monkeypatch, tmp_path) as harness:
+        harness.civitai.image_info["126920345"] = {
+            "id": 126920345,
+            "url": "https://image.civitai.com/x/y/original=true/sample.jpeg",
+            "type": "image",
+        }
+
+        response = await harness.client.get(
+            "/api/lm/recipes/import-remote",
+            params={
+                "image_url": "https://civitai.red/images/126920345",
+                "name": "Red Recipe",
+                "resources": json.dumps([]),
+                "base_model": "Flux",
+            },
+        )
+
+        payload = await response.json()
+        assert response.status == 200
+        assert payload["success"] is True
+        assert harness.downloader.urls
+        assert "width=450,optimized=true" in harness.downloader.urls[0]
+
+
 async def test_analyze_uploaded_image_error_path(monkeypatch, tmp_path: Path) -> None:
     async with recipe_harness(monkeypatch, tmp_path) as harness:
         harness.analysis.raise_for_uploaded = RecipeValidationError(