Add docker-service stubs and ignore runtime artifacts.

This tracks compose and source files for mcp-stub/phoenix while excluding local runtime data and wheel artifacts.

Made-with: Cursor

phoenix/docker-compose.yml

@@ -0,0 +1,16 @@
+services:
+  phoenix:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    image: local-phoenix:latest
+    restart: unless-stopped
+    ports:
+      - "6006:6006"
+      - "4317:4317"
+    environment:
+      PHOENIX_WORKING_DIR: /mnt/data
+      # Optional: use external Postgres instead of local SQLite
+      # PHOENIX_SQL_DATABASE_URL: postgresql://user:password@host:5432/dbname
+    volumes:
+      - ./phoenix-data:/mnt/data