feat(deploy): Docker Compose production + script désinstallation

- docker-compose.yml : healthcheck, réseau interne, volumes nommés
- docker-compose.dev.yml : profil développement (logs debug, restart no)
- install/uninstall.sh : arrêt service, suppression binaire + config + unit

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

docker-compose.yml

@@ -1,14 +1,32 @@
 services:
   backend:
-    build: ./backend
+    build:
+      context: ./backend
+      dockerfile: Dockerfile
+    image: sentinelmesh-backend:latest
+    container_name: sentinelmesh-backend
     ports:
       - "8080:8080"
     volumes:
       - sentinelmesh-data:/data
     environment:
       DATABASE_URL: sqlite:///data/sentinelmesh.sqlite
+      LISTEN_ADDR: 0.0.0.0:8080
       RUST_LOG: info
     restart: unless-stopped
+    healthcheck:
+      test: ["CMD", "wget", "-qO-", "http://localhost:8080/api/v1/health"]
+      interval: 30s
+      timeout: 5s
+      retries: 3
+      start_period: 10s
+    networks:
+      - sentinelmesh
+
+networks:
+  sentinelmesh:
+    driver: bridge
 
 volumes:
   sentinelmesh-data:
+    driver: local