feat: add domain and install scripts for apps

n8n/install.sh

@@ -0,0 +1,47 @@
+#!/bin/bash
+
+APP_NAME="n8n"
+APP_DIR="/var/excloud/apps"
+SCRIPT_DIR="/var/excloud/scripts"
+APP_UPSTREAM_PORT="${EXC_APP_UPSTREAM_PORT:-5678}"
+
+mkdir -p "${APP_DIR}"
+mkdir -p "${SCRIPT_DIR}"
+
+DOMAIN="${1}"
+
+if [ -z "${DOMAIN}" ]; then
+  echo "Error: URL argument is required. Example:" >&2
+  echo "install.sh sub.example.com" >&2
+  exit 1
+fi
+
+N8N_DIR="${APP_DIR}/${APP_NAME}"
+COMPOSE_FILE="${N8N_DIR}/docker-compose.yml"
+
+apt-get install -y caddy
+mkdir -p "${N8N_DIR}"
+
+cat > "${COMPOSE_FILE}" <<EOF
+services:
+  n8n:
+    image: docker.n8n.io/n8nio/n8n:2.12.3
+    restart: always
+    ports:
+      - "127.0.0.1:${APP_UPSTREAM_PORT}:5678"
+    environment:
+      GENERIC_TIMEZONE: UTC
+      TZ: UTC
+      N8N_SECURE_COOKIE: "true"
+      N8N_ENFORCE_SETTINGS_FILE_PERMISSIONS: "true"
+      N8N_RUNNERS_ENABLED: "true"
+      N8N_HOST: ${DOMAIN}
+      N8N_PROTOCOL: https
+      WEBHOOK_URL: https://${DOMAIN}/
+    volumes:
+      - n8n_data:/home/node/.n8n
+volumes:
+  n8n_data:
+EOF
+
+bash "${SCRIPT_DIR}/domain.sh" "${DOMAIN}"