Consolidate Odysseus agent harness and tool contracts

tests/test_cached_model_scan_failures.py

@@ -57,3 +57,33 @@ async def test_failed_server_discovery_does_not_claim_complete_local_only_invent
     result = await do_list_cached_models('{}', owner='alice')
     assert result['models'][0]['repo_id'] == 'fixture/local'
     assert result['exit_code'] == 1 and result['partial']
+
+
+@pytest.mark.asyncio
+async def test_named_server_retries_its_ssh_alias_when_saved_address_is_stale(monkeypatch):
+    from src import tool_implementations
+    monkeypatch.setattr(tool_implementations, '_internal_headers', lambda: {})
+    client = httpx.AsyncClient
+
+    def respond(request):
+        if request.url.path == '/api/cookbook/state':
+            return httpx.Response(200, json={'env': {'servers': [
+                {'name': 'Ajax', 'host': 'pewds@192.168.1.9'},
+            ]}})
+        if request.url.params.get('host') == 'pewds@192.168.1.9':
+            return httpx.Response(200, json={
+                'models': [], 'error': 'ssh: connect to host 192.168.1.9 port 22: timed out',
+            })
+        if request.url.params.get('host') == 'Ajax':
+            return httpx.Response(200, json={'models': [{
+                'repo_id': 'fixture/model', 'size': '1 GB', 'nb_files': 1,
+                'has_incomplete': False,
+            }]})
+        raise AssertionError(f'unexpected request: {request.url}')
+
+    monkeypatch.setattr(httpx, 'AsyncClient', lambda **kwargs: client(
+        transport=httpx.MockTransport(respond), **kwargs))
+    result = await do_list_cached_models('{"host":"Ajax"}', owner='alice')
+    assert result['exit_code'] == 0
+    assert result['models'][0]['repo_id'] == 'fixture/model'
+    assert not result.get('scan_errors')