FIX(app): improve research_agent information retrieval

- Change execute_host to execute_bash (run kubectl in container)
- Return natural language instead of JSON in Information Query mode
- Add command guide for storage/memory distinction
- Improve to user-friendly response format

deploy/docker/docker-compose.yml

@@ -1,73 +0,0 @@
-version: '3.8'
-
-services:
-  mas:
-    build: ../../services/backend
-    container_name: mas
-    ports:
-      - "8000:8000"
-    environment:
-      - ANTHROPIC_API_KEY=${ANTHROPIC_API_KEY}
-      # Groq API (OpenAI-compatible)
-      - GROQ_API_KEY=${GROQ_API_KEY}
-      - GROQ_API_BASE=${GROQ_API_BASE:-https://api.groq.com/openai/v1}
-      # (optional) keep other providers
-      - OPENAI_API_KEY=${OPENAI_API_KEY}
-      - GOOGLE_API_KEY=${GOOGLE_API_KEY}
-      - DATABASE_URL=postgresql+asyncpg://mas:mas@postgres:5432/mas
-      - REDIS_URL=redis://redis:6379/0
-    depends_on:
-      - redis
-      - postgres
-      - ollama
-    volumes:
-      - ../../services/backend:/app
-    networks:
-      - mas-network
-
-  # Ollama (로컬 Qwen 모델)
-  ollama:
-    image: ollama/ollama:latest
-    container_name: mas-ollama
-    ports:
-      - "11434:11434"
-    volumes:
-      - ollama-data:/root/.ollama
-    networks:
-      - mas-network
-
-  # PostgreSQL
-  postgres:
-    image: postgres:16-alpine
-    container_name: mas-postgres
-    environment:
-      POSTGRES_DB: mas
-      POSTGRES_USER: mas
-      POSTGRES_PASSWORD: mas
-    ports:
-      - "5432:5432"
-    volumes:
-      - postgres-data:/var/lib/postgresql/data
-    networks:
-      - mas-network
-
-  # Redis
-  redis:
-    image: redis:7-alpine
-    container_name: mas-redis
-    ports:
-      - "6379:6379"
-    volumes:
-      - redis-data:/data
-    networks:
-      - mas-network
-
-volumes:
-  ollama-data:
-  postgres-data:
-  redis-data:
-
-networks:
-  mas-network:
-    driver: bridge
-

deploy/k8s/overlays/prod/kustomization.yaml

@@ -14,5 +14,5 @@ commonLabels:
 # 이미지 태그 설정 (ArgoCD Image Updater가 자동으로 업데이트)
 images:
   - name: gitea0213.kro.kr/bluemayne/mas
-    newTag: main-sha-83c852831c0f4ec6a4ee69f7c99d4d1277271975
+    newTag: main-sha-de29acaace047feffd9c49df79e7790b36aef91f