feat: unify installation model catalog

harness/tests/test_evidence_pi_restructurer.py

@@ -36,8 +36,7 @@ def _candidate():
 def test_pi_restructurer_uses_an_ephemeral_no_tools_invocation(tmp_path, monkeypatch):
     from tht.evidence import authoring
 
-    monkeypatch.setenv("PI_PROVIDER", "zai")
-    monkeypatch.setenv("PI_MODEL", "glm-5.2")
+    monkeypatch.setenv("THT_DEFAULT_SESSION_MODEL", "zai/glm-5.2")
     monkeypatch.setenv("PI_THINKING", "medium")
     calls = []
 

harness/tests/test_local_compose_contract.py

@@ -34,8 +34,13 @@ def test_local_compose_uses_the_generic_external_endpoint_contract():
         assert name in environment
     assert environment["THT_INTERNAL_QDRANT_URL"] == "http://qdrant:6333"
     assert environment["THT_INTERNAL_EMBEDDING_URL"] == "http://embedding:11434"
-    assert environment["THT_INTERNAL_EMBEDDING_MODEL"] == "qwen3-embedding:0.6b"
-    assert environment["THT_INTERNAL_EMBEDDING_DIMENSIONS"] == "1024"
+    # Identity and dimensions come only from the installation-generated Compose projection.
+    for name in (
+        "THT_INTERNAL_EMBEDDING_ID",
+        "THT_INTERNAL_EMBEDDING_MODEL",
+        "THT_INTERNAL_EMBEDDING_DIMENSIONS",
+    ):
+        assert name not in environment
     for name in ("THT_VEC_REST_URL", "THT_VEC_WRITE_REST_URL", "THT_OLLAMA_URL"):
         assert name not in environment
 
@@ -53,6 +58,7 @@ def test_local_compose_uses_the_generic_external_endpoint_contract():
 
     model_init = compose["services"]["embedding-model-init"]
     assert "ports" not in model_init
+    assert "OLLAMA_MODEL" not in model_init.get("environment", {})
     assert model_init["depends_on"]["embedding"]["condition"] == "service_healthy"
     assert compose["services"]["core"]["depends_on"]["embedding-model-init"]["condition"] == "service_completed_successfully"
 

harness/tests/test_qdrant_cli_commands.py

@@ -6,6 +6,7 @@ from datetime import UTC, datetime
 from pathlib import Path
 from types import SimpleNamespace
 
+import pytest
 from typer.testing import CliRunner
 
 from tht.cli import app
@@ -13,6 +14,12 @@ from tht.memory import MemoryRecord, save_registry
 from tht.ports.vector import VectorStoreError
 
 
+@pytest.fixture(autouse=True)
+def _ignore_operator_profile(monkeypatch):
+    """Exercise the self-contained server runtime fixture, not the developer's harness/.env."""
+    monkeypatch.delenv("THT_PROFILE", raising=False)
+
+
 class _FakeEmbedder:
     def embed_documents(self, documents):
         return [[0.1] * 4 for _ in documents]