feat(docker-env2): add docker-compose for env2 cluster

docker-env2/docker-compose.yml

@@ -0,0 +1,83 @@
+services:
+  central-a:
+    image: scadalink:latest
+    container_name: scadalink-env2-central-a
+    environment:
+      SCADALINK_CONFIG: Central
+      ASPNETCORE_ENVIRONMENT: Development
+      ASPNETCORE_URLS: "http://+:5000"
+    ports:
+      - "9101:5000"   # Web UI + Inbound API
+      - "9111:8081"   # Akka remoting
+    volumes:
+      - ./central-node-a/appsettings.Central.json:/app/appsettings.Central.json:ro
+      - ./central-node-a/logs:/app/logs
+    networks:
+      - scadalink-net
+    restart: unless-stopped
+
+  central-b:
+    image: scadalink:latest
+    container_name: scadalink-env2-central-b
+    environment:
+      SCADALINK_CONFIG: Central
+      ASPNETCORE_ENVIRONMENT: Development
+      ASPNETCORE_URLS: "http://+:5000"
+    ports:
+      - "9102:5000"   # Web UI + Inbound API
+      - "9112:8081"   # Akka remoting
+    volumes:
+      - ./central-node-b/appsettings.Central.json:/app/appsettings.Central.json:ro
+      - ./central-node-b/logs:/app/logs
+    networks:
+      - scadalink-net
+    restart: unless-stopped
+
+  site-x-a:
+    image: scadalink:latest
+    container_name: scadalink-env2-site-x-a
+    environment:
+      SCADALINK_CONFIG: Site
+    ports:
+      - "9121:8082"   # Akka remoting
+      - "9123:8083"   # gRPC streaming
+    volumes:
+      - ./site-x-node-a/appsettings.Site.json:/app/appsettings.Site.json:ro
+      - ./site-x-node-a/data:/app/data
+      - ./site-x-node-a/logs:/app/logs
+    networks:
+      - scadalink-net
+    restart: unless-stopped
+
+  site-x-b:
+    image: scadalink:latest
+    container_name: scadalink-env2-site-x-b
+    environment:
+      SCADALINK_CONFIG: Site
+    ports:
+      - "9122:8082"   # Akka remoting
+      - "9124:8083"   # gRPC streaming
+    volumes:
+      - ./site-x-node-b/appsettings.Site.json:/app/appsettings.Site.json:ro
+      - ./site-x-node-b/data:/app/data
+      - ./site-x-node-b/logs:/app/logs
+    networks:
+      - scadalink-net
+    restart: unless-stopped
+
+  traefik:
+    image: traefik:v3.4
+    container_name: scadalink-env2-traefik
+    ports:
+      - "9100:80"        # Env2 central load-balanced entrypoint
+      - "8181:8080"      # Env2 Traefik dashboard
+    volumes:
+      - ./traefik/traefik.yml:/etc/traefik/traefik.yml:ro
+      - ./traefik/dynamic.yml:/etc/traefik/dynamic.yml:ro
+    networks:
+      - scadalink-net
+    restart: unless-stopped
+
+networks:
+  scadalink-net:
+    external: true