add workflow for packing linux arm electron appimage

.github/workflows/build-linux-arm-appimage.yml

@@ -0,0 +1,34 @@
+name: CI 自动构建linux arm electron 包,并保存结果
+
+on:
+  push:
+    branches:
+      - main
+  repository_dispatch:
+    types:
+      - webhook_trigger
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: 检出代码
+        uses: actions/checkout@v4
+
+      - name: 设置 Node.js 环境
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+
+      - name: 安装依赖
+        run: npm install --force
+
+      - name: 构建项目
+        run: npm run build:h5
+
+      - name: 上传构建结果
+        uses: actions/upload-artifact@v3
+        with:
+          name: build-output
+          path: ./dist