feat: unify installation model catalog

backend/test/workspaces-git-repository.test.ts

@@ -12,7 +12,7 @@ import {
 import type { WorkspaceRegistryConfig } from "../src/workspaces/types.js";
 
 const validYaml = `workspace:
-  schema_version: 2
+  schema_version: 4
   id: psd-clinical
   name: Policlinico San Donato
   language: it
@@ -21,21 +21,6 @@ dwh:
   database: postgres
   schema: datawarehouse
   supported_transports: [postgres_direct]
-semantic_index:
-  vector_store:
-    engine: pgvector
-    database: postgres
-    schema: vectors
-    collection: clinical_documents
-    dimensions: 768
-    distance: cosine
-    supported_transports: [pgvector_direct]
-  embedding:
-    provider: ollama_compatible
-    model: nomic-embed-text-v2-moe
-    dimensions: 768
-llm_policy:
-  allowed: [zai/glm-5.2]
 `;
 
 const runFile = promisify(execFile);