Improved datamodel and deterministic generation

tests/test_candidate_graph.py

@@ -52,13 +52,19 @@ def test_candidate_generator_builds_purpose_seed_from_observed_facts():
     ability = graph[0]
     assert ability.name == "Route Incoming Customer Email To The Right Team"
     assert "Usefulness" not in ability.name
+    assert ability.primary_class == "developer-tooling"
+    assert "interface" in ability.attributes
     assert ability.source_refs[0].path == "README.md"
     interface_capability = ability.capabilities[0]
     assert interface_capability.name == "Expose Repository Interface"
+    assert interface_capability.primary_class == "interface"
+    assert {"surface", "api"} <= set(interface_capability.attributes)
     assert interface_capability.confidence == 0.75
     assert interface_capability.inputs == ["HTTP request"]
     assert interface_capability.outputs == ["HTTP response"]
     assert interface_capability.features[0].type == "API"
+    assert interface_capability.features[0].primary_class == "API"
+    assert {"API", "surface", "http"} <= set(interface_capability.features[0].attributes)
     assert interface_capability.features[0].name == "POST /classify"
     assert interface_capability.features[0].location == "app.py"
     assert interface_capability.evidence[0].strength == "strong"
@@ -273,8 +279,18 @@ def test_candidate_generator_maps_llm_provider_facts_to_capability():
         for capability in graph[0].capabilities
         if capability.name == "Route LLM Requests Across Providers"
     )
+    assert graph[0].primary_class == "ai-integration"
+    assert capability.primary_class == "llm-integration"
+    assert {"llm-provider", "openrouter", "claude", "fallback-policy"} <= set(
+        capability.attributes
+    )
     feature_names = {feature.name for feature in capability.features}
     assert {"Use OpenRouter Models", "Use Claude Models"} <= feature_names
     assert "Configure LLM Provider Credentials" in feature_names
     assert "Maintain LLM Provider Registry" in feature_names
     assert "Apply LLM Provider Fallback Policy" in feature_names
+    openrouter_feature = next(
+        feature for feature in capability.features if feature.name == "Use OpenRouter Models"
+    )
+    assert openrouter_feature.primary_class == "integration"
+    assert {"llm-provider", "openrouter"} <= set(openrouter_feature.attributes)