优化流程，删除不需要的构建步骤

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

@@ -91,6 +91,7 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: '22'
+          cache: 'npm'  # 缓存 npm 依赖
 
       - name: 安装 Android SDK (Windows)
         if: runner.os == 'Windows'
@@ -98,8 +99,26 @@ jobs:
 
       - name: 安装依赖
         run: npm install --force --registry=https://registry.npmmirror.com/
+
+      - name: 缓存 H5 构建产物
+        id: cache-h5-build
+        uses: actions/cache@v4
+        with:
+          path: dist/h5
+          key: h5-build-${{ runner.os }}-${{ hashFiles('src/**', 'config/**', 'package-lock.json', '.build/h5_for_production.js') }}
+          restore-keys: |
+            h5-build-${{ runner.os }}-
+
+      - name: 显示缓存状态
+        run: |
+          if [ "${{ steps.cache-h5-build.outputs.cache-hit }}" == "true" ]; then
+            echo "✅ H5 构建缓存命中，跳过构建"
+          else
+            echo "❌ H5 构建缓存未命中，需要重新构建"
+          fi
         
       - name: 构建h5
+        if: steps.cache-h5-build.outputs.cache-hit != 'true'
         run: node .build/h5_for_production.js
 
       - name: Set up JDK 17
@@ -108,62 +127,5 @@ jobs:
           java-version: '17'
           distribution: 'temurin'
 
-
-
-      - name: 手动安装 Android SDK (Linux)
-        if: runner.os == 'Linux'
-        shell: bash
-        run: |
-          # 下载 Linux 版本的 command line tools
-          wget https://dl.google.com/android/repository/commandlinetools-linux-11076708_latest.zip -O /tmp/cmdtools.zip
-          
-          # 解压
-          SDK_ROOT=$HOME/android-sdk
-          mkdir -p $SDK_ROOT/cmdline-tools/latest
-          unzip -q /tmp/cmdtools.zip -d $SDK_ROOT/cmdline-tools/latest
-          
-          # 设置环境变量
-          echo "ANDROID_HOME=$SDK_ROOT" >> $GITHUB_ENV
-          echo "ANDROID_SDK_ROOT=$SDK_ROOT" >> $GITHUB_ENV
-          
-          # 安装包
-          yes | $SDK_ROOT/cmdline-tools/latest/bin/sdkmanager --install "platforms;android-35" "build-tools;35.0.0" --sdk_root=$SDK_ROOT
-          yes | $SDK_ROOT/cmdline-tools/latest/bin/sdkmanager --licenses --sdk_root=$SDK_ROOT
-
-      - name: Cache Android SDK  # 新增：缓存 SDK，避免每次下载
-        uses: actions/cache@v4
-        with:
-          path: |
-            %LOCALAPPDATA%\Android\Sdk  # 备选用户目录
-          key: android-sdk-${{ runner.os }}-${{ hashFiles('**/*.xml') }}  # 基于项目文件 hash
-
-      - name: Set up Node.js (for Cordova)
-        uses: actions/setup-node@v4
-        with:
-          node-version: '20'
-          cache: 'npm'  # 缓存 npm 依赖
-
-      - name: Install Cordova globally
-        run: npm install -g cordova@latest --no-optional
-
-      - name: Add Cordova Android platform 14.0.1
-        run: |
-          cordova platform add android@14.0.1 --save
-          cordova requirements android  # 检查环境（PowerShell 会自动处理路径）
-
-      - name: Verify Environment Variables (PowerShell)
-        run: |
-          Write-Output "JAVA_HOME: $env:JAVA_HOME"
-          Write-Output "ANDROID_HOME: $env:ANDROID_HOME"
-          Write-Output "PATH includes Gradle: $(if ($env:PATH -like '*gradle*') { 'Yes' } else { 'No' })"
-
-      - name: Update Gradle Wrapper to 9.0
-        run: |
-          # PowerShell 语法更新 wrapper
-          (Get-Content gradle/wrapper/gradle-wrapper.properties) -replace 'gradle-[0-9]+\.[0-9]+-bin\.zip', 'gradle-9.0-bin.zip' | Set-Content gradle/wrapper/gradle-wrapper.properties
-          # 确保 gradlew 可执行（Windows 上是 .bat）
-          if (Test-Path 'gradlew.bat') { Write-Output "Gradle wrapper ready" }
-
-
       - name: 构建 Android APK
         run: npm run build:android