chore(deploy): add compose runtime stack

docker-compose.yml

@@ -0,0 +1,84 @@
+services:
+  postgres:
+    image: postgres:17-alpine
+    environment:
+      POSTGRES_DB: ${POSTGRES_DB:-job_queue}
+      POSTGRES_USER: ${POSTGRES_USER:-postgres}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-postgres}
+    ports:
+      - "${POSTGRES_PORT:-5432}:5432"
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-postgres} -d ${POSTGRES_DB:-job_queue}"]
+      interval: 5s
+      timeout: 5s
+      retries: 10
+
+  backend:
+    image: minimal-job-queue-backend:latest
+    build:
+      context: ./backend
+    command: sh -c "python manage.py migrate && python manage.py runserver 0.0.0.0:8000"
+    environment:
+      DEBUG: "true"
+      DJANGO_ALLOWED_HOSTS: localhost,127.0.0.1,0.0.0.0
+      DJANGO_CORS_ALLOWED_ORIGINS: http://localhost:5173,http://127.0.0.1:5173
+      POSTGRES_DB: ${POSTGRES_DB:-job_queue}
+      POSTGRES_USER: ${POSTGRES_USER:-postgres}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-postgres}
+      POSTGRES_HOST: postgres
+      POSTGRES_PORT: 5432
+      JOB_WORKER_MAX_ATTEMPTS_DEFAULT: ${JOB_WORKER_MAX_ATTEMPTS_DEFAULT:-3}
+      JOB_WORKER_LEASE_SECONDS: ${JOB_WORKER_LEASE_SECONDS:-30}
+      JOB_WORKER_BACKOFF_BASE_SECONDS: ${JOB_WORKER_BACKOFF_BASE_SECONDS:-5}
+      JOB_WORKER_BACKOFF_MAX_SECONDS: ${JOB_WORKER_BACKOFF_MAX_SECONDS:-300}
+    ports:
+      - "8000:8000"
+    depends_on:
+      postgres:
+        condition: service_healthy
+    healthcheck:
+      test:
+        [
+          "CMD-SHELL",
+          "python -c \"import urllib.request; urllib.request.urlopen('http://localhost:8000/api/health/', timeout=2)\"",
+        ]
+      interval: 5s
+      timeout: 5s
+      retries: 20
+
+  worker:
+    image: minimal-job-queue-backend:latest
+    pull_policy: never
+    command: python manage.py run_job_workers
+    environment:
+      DEBUG: "false"
+      POSTGRES_DB: ${POSTGRES_DB:-job_queue}
+      POSTGRES_USER: ${POSTGRES_USER:-postgres}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-postgres}
+      POSTGRES_HOST: postgres
+      POSTGRES_PORT: 5432
+      JOB_WORKER_THREADS: ${JOB_WORKER_THREADS:-4}
+      JOB_WORKER_POLL_INTERVAL_MS: ${JOB_WORKER_POLL_INTERVAL_MS:-500}
+      JOB_WORKER_LEASE_SECONDS: ${JOB_WORKER_LEASE_SECONDS:-30}
+      JOB_WORKER_CLEANUP_INTERVAL_SECONDS: ${JOB_WORKER_CLEANUP_INTERVAL_SECONDS:-5}
+      JOB_WORKER_CLEANUP_BATCH_SIZE: ${JOB_WORKER_CLEANUP_BATCH_SIZE:-100}
+      JOB_WORKER_BACKOFF_BASE_SECONDS: ${JOB_WORKER_BACKOFF_BASE_SECONDS:-5}
+      JOB_WORKER_BACKOFF_MAX_SECONDS: ${JOB_WORKER_BACKOFF_MAX_SECONDS:-300}
+      JOB_WORKER_MAX_ATTEMPTS_DEFAULT: ${JOB_WORKER_MAX_ATTEMPTS_DEFAULT:-3}
+    depends_on:
+      backend:
+        condition: service_healthy
+
+  frontend:
+    build:
+      context: ./frontend
+    ports:
+      - "5173:80"
+    depends_on:
+      backend:
+        condition: service_healthy
+
+volumes:
+  postgres_data: