chore: docker-compose MLX 환경변수 추가 및 인프라 정비

- ai-service에 MLX_BASE_URL, MLX_TEXT_MODEL 환경변수 추가
- OLLAMA_TEXT_MODEL 기본값 qwen3:8b로 변경
- MariaDB healthcheck 개선

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

docker-compose.yml

@@ -21,34 +21,12 @@ services:
     ports:
       - "30306:3306"
     healthcheck:
-      test: ["CMD", "mysqladmin", "ping", "-h", "localhost"]
+      test: ["CMD", "mysqladmin", "ping", "-h", "localhost", "-u", "root", "-p${MYSQL_ROOT_PASSWORD}"]
       timeout: 20s
       retries: 10
     networks:
       - tk-network
 
-  postgres:
-    image: postgres:15-alpine
-    container_name: tk-postgres
-    restart: unless-stopped
-    environment:
-      POSTGRES_USER: ${POSTGRES_USER:-mproject}
-      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
-      POSTGRES_DB: ${POSTGRES_DB:-mproject}
-      TZ: Asia/Seoul
-      PGTZ: Asia/Seoul
-    volumes:
-      - postgres_data:/var/lib/postgresql/data
-      - ./system3-nonconformance/api/migrations:/docker-entrypoint-initdb.d
-    ports:
-      - "30432:5432"
-    healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-mproject}"]
-      timeout: 10s
-      retries: 5
-    networks:
-      - tk-network
-
   redis:
     image: redis:6-alpine
     container_name: tk-redis
@@ -321,9 +299,11 @@ services:
       - "30400:8000"
     environment:
       - OLLAMA_BASE_URL=${OLLAMA_BASE_URL:-http://100.111.160.84:11434}
-      - OLLAMA_TEXT_MODEL=${OLLAMA_TEXT_MODEL:-qwen2.5:14b-instruct-q4_K_M}
+      - OLLAMA_TEXT_MODEL=${OLLAMA_TEXT_MODEL:-qwen3:8b}
       - OLLAMA_EMBED_MODEL=${OLLAMA_EMBED_MODEL:-bge-m3}
       - OLLAMA_TIMEOUT=${OLLAMA_TIMEOUT:-120}
+      - MLX_BASE_URL=${MLX_BASE_URL:-https://llm.hyungi.net}
+      - MLX_TEXT_MODEL=${MLX_TEXT_MODEL:-/Users/hyungi/mlx-models/Qwen3.5-27B-4bit}
       - DB_HOST=mariadb
       - DB_PORT=3306
       - DB_USER=${MYSQL_USER:-hyungi_user}
@@ -404,9 +384,6 @@ volumes:
   mariadb_data:
     external: true
     name: tkfb-package_db_data
-  postgres_data:
-    external: true
-    name: tkqc-package_postgres_data
   system1_uploads:
     external: true
     name: tkfb_api_uploads