feat: 회의록 자동 작성 웹 서비스 구현

- 오디오 파일 업로드 + 유효성 검사
- 실시간 음성 인식 (Web Speech API)
- 회의록 생성 (단순 STT→MD 변환 / Gemini AI 요약)
- 마크다운/HTML 내보내기
- PostgreSQL + Prisma ORM
- Docker Compose 배포 지원
- TDD: 31개 테스트, 96% 커버리지

docker-compose.yml

@@ -0,0 +1,37 @@
+services:
+  db:
+    image: postgres:16-alpine
+    restart: unless-stopped
+    environment:
+      POSTGRES_USER: ${POSTGRES_USER:-meetinguser}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-meetingpass}
+      POSTGRES_DB: ${POSTGRES_DB:-meetingminutes}
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+    ports:
+      - "5432:5432"
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-meetinguser}"]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+
+  app:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    restart: unless-stopped
+    ports:
+      - "3000:3000"
+    environment:
+      DATABASE_URL: postgresql://${POSTGRES_USER:-meetinguser}:${POSTGRES_PASSWORD:-meetingpass}@db:5432/${POSTGRES_DB:-meetingminutes}
+      GEMINI_API_KEY: ${GEMINI_API_KEY:-}
+    volumes:
+      - uploads:/app/uploads
+    depends_on:
+      db:
+        condition: service_healthy
+
+volumes:
+  pgdata:
+  uploads: