fix(models): require context for Hugging Face catalogs

src/provider_capability_schemas.py

@@ -363,7 +363,7 @@ HUGGINGFACE_MODEL_SHAPE = ProviderCatalogShape(
     identity_paths=("modelId", "id"),
     required_item_paths=("pipeline_tag",),
     item_types=(("pipeline_tag", (str,)),),
-    detection_priority=80,
+    detection_priority=0,
 )
 COHERE_MODELS_SHAPE = ProviderCatalogShape(
     shape_id="cohere.models.rich.v1",

tests/test_provider_capability_schemas.py

@@ -243,6 +243,7 @@ def test_native_catalog_shapes_resolve_with_required_provider_context():
     explicit_context_providers = {
         "chatgpt_subscription",
         "cohere",
+        "huggingface",
         "lmstudio",
         "mistral",
     }
@@ -313,6 +314,20 @@ def test_payload_matching_multiple_providers_degrades_to_fallback():
     assert record.fallback is True
 
 
+def test_generic_pipeline_tag_does_not_select_huggingface_without_provider_context():
+    payload = {"id": "generic-model", "pipeline_tag": "image-text-to-text"}
+    inferred = pcs.resolve_provider(payload)
+    contextual = pcs.resolve_provider(payload, provider="huggingface")
+
+    assert inferred.provider_id == pcs.PROVIDER_UNKNOWN
+    assert inferred.shape_id == ""
+    assert inferred.fallback is False
+    assert records_from_payload(payload) == ()
+    assert contextual.provider_id == "huggingface"
+    assert contextual.shape_id == "huggingface.hub.model-info.v1"
+    assert contextual.fallback is False
+
+
 def test_openrouter_payload_detection_requires_the_compound_official_shape():
     complete = _openrouter_payload()
     assert pcs.resolve_provider(complete).shape_id == "openrouter.models.rich.v1"