Refactor PM2 configuration to use path module for improved file resolution. Updated script paths and logging file locations for both backend and frontend applications.

ecosystem.config.js

@@ -1,10 +1,12 @@
 // PM2 配置文件
+const path = require('path');
+
 module.exports = {
   apps: [
     {
       name: 'just-demo-backend',
-      script: './backend/dist/app.js',
-      cwd: './',
+      script: path.resolve(__dirname, 'backend/dist/app.js'),
+      cwd: path.resolve(__dirname),
       instances: 1,
       autorestart: true,
       watch: false,
@@ -17,8 +19,8 @@ module.exports = {
         NODE_ENV: 'production',
         PORT: 3000
       },
-      error_file: './logs/backend-error.log',
-      out_file: './logs/backend-out.log',
+      error_file: path.resolve(__dirname, 'logs/backend-error.log'),
+      out_file: path.resolve(__dirname, 'logs/backend-out.log'),
       log_date_format: 'YYYY-MM-DD HH:mm:ss Z',
       merge_logs: true,
       // 自动重启策略
@@ -30,9 +32,9 @@ module.exports = {
     },
     {
       name: 'just-demo-frontend',
-      script: 'serve',
-      cwd: './frontend',
-      args: 'dist -p 5500 -s',
+      script: 'npx',
+      cwd: path.resolve(__dirname),
+      args: 'serve frontend/dist -p 5500 -s',
       instances: 1,
       autorestart: true,
       watch: false,
@@ -40,8 +42,8 @@ module.exports = {
       env: {
         NODE_ENV: 'production'
       },
-      error_file: './logs/frontend-error.log',
-      out_file: './logs/frontend-out.log',
+      error_file: path.resolve(__dirname, 'logs/frontend-error.log'),
+      out_file: path.resolve(__dirname, 'logs/frontend-out.log'),
       log_date_format: 'YYYY-MM-DD HH:mm:ss Z',
       merge_logs: true
     }