feat: unify installation model catalog

docker-compose.dev.yml

@@ -1,6 +1,5 @@
-# ThothII standalone development/smoke stack.
-# Run with the canonical local env file:
-#   docker compose --env-file deploy/env/local.env -f docker-compose.dev.yml up -d --build
+# ThothII standalone development/smoke base. Model settings are intentionally absent;
+# use `tht start --build`, which adds the generated modelCatalog projection.
 # frontend: http://localhost:8090   backend: http://localhost:8787
 name: thothii-dev
 
@@ -36,8 +35,6 @@ services:
       THT_LLM_URL: ${THT_LLM_URL:-}
       THT_INTERNAL_QDRANT_URL: http://qdrant:6333
       THT_INTERNAL_EMBEDDING_URL: http://embedding:11434
-      THT_INTERNAL_EMBEDDING_MODEL: qwen3-embedding:0.6b
-      THT_INTERNAL_EMBEDDING_DIMENSIONS: "1024"
       MAX_PI_PROCESSES: ${MAX_PI_PROCESSES:-4}
     extra_hosts:
       - "host.docker.internal:host-gateway"
@@ -45,8 +42,6 @@ services:
       - dev-data:/data
       - dev-pi-state:/home/thoth/.pi
       - ${PI_AUTH_FILE:?set PI_AUTH_FILE}:/home/thoth/.pi/agent/auth.json:ro
-      - ./deploy/pi/models.json:/home/thoth/.pi/agent/models.json:ro
-      - ./deploy/pi/settings.json:/home/thoth/.pi/agent/settings.json:ro
       - workspace-registry:/data/workspace-registry
       - workspace-secrets:/data/workspace-secrets
       - ${THT_DEV_EVIDENCE_HOST_PATH:-./evidence}:/data/evidence:ro
@@ -129,7 +124,6 @@ services:
     entrypoint: ["/usr/bin/bash", "/opt/thoth/embedding-model-init.sh"]
     environment:
       OLLAMA_BASE_URL: http://embedding:11434
-      OLLAMA_MODEL: qwen3-embedding:0.6b
       OLLAMA_WAIT_TIMEOUT_SEC: "180"
     volumes:
       - embedding-models:/root/.ollama