Add node mode with SSH auto-install and Remnawave-style manual deploy.

Co-authored-by: Cursor <cursoragent@cursor.com>

deploy/node/docker-compose.yml

@@ -0,0 +1,21 @@
+# Example node docker-compose (generated by panel as well)
+# Place linux amd64 binary next to this file as ./vpn-node
+#
+#   chmod +x vpn-node
+#   docker compose up -d
+
+services:
+  vpn-node:
+    container_name: vpn-panel-node
+    image: alpine:3.21
+    restart: unless-stopped
+    network_mode: host
+    environment:
+      NODE_NAME: "example-node"
+      NODE_PORT: "2222"
+      SECRET_KEY: "change-me"
+      AGENT_VERSION: "0.1.0"
+    volumes:
+      - ./vpn-node:/usr/local/bin/vpn-node:ro
+      - ./data:/var/lib/vpn-node
+    command: ["/usr/local/bin/vpn-node"]