ci: optimize appimage build

.github/workflows/build.yml

@@ -379,47 +379,6 @@ jobs:
           name: linux-app
           path: plezy-linux.tar.gz
 
-  build-appimage:
-    runs-on: ubuntu-latest
-    permissions:
-      id-token: write
-      attestations: write
-      contents: read
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Setup Flutter
-        uses: subosito/flutter-action@v2
-        with:
-          channel: "stable"
-          cache: true
-
-      - name: Cache Pub dependencies
-        uses: actions/cache@v4
-        with:
-          path: |
-            ~/.pub-cache
-          key: ${{ runner.os }}-pub-${{ hashFiles('**/pubspec.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-pub-
-
-      - name: Cache APT packages
-        uses: awalsh128/cache-apt-pkgs-action@latest
-        with:
-          packages: clang cmake ninja-build pkg-config libgtk-3-dev liblzma-dev libstdc++-12-dev libasound2-dev libmpv-dev mpv
-          version: 1.0
-
-      - name: Install Linux dependencies
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y clang cmake ninja-build pkg-config libgtk-3-dev liblzma-dev libstdc++-12-dev libasound2-dev libmpv-dev mpv
-
-      - name: Install dependencies
-        run: flutter pub get
-
-      - name: Build Linux
-        run: flutter build linux --release --dart-define=ENABLE_UPDATE_CHECK=true
-
       - name: Replace version placeholders
         run: |
           VERSION=$(grep '^version:' pubspec.yaml | sed 's/version: //' | sed 's/+.*//' | tr -d ' ')
@@ -460,7 +419,6 @@ jobs:
         build-macos,
         build-windows,
         build-linux,
-        build-appimage,
       ]
     runs-on: ubuntu-latest
     permissions: