replace pnpm with bun

.github/workflows/main.yml

@@ -33,21 +33,18 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install -y build-essential libssl-dev libgtk-3-dev libwebkit2gtk-4.0-dev libappindicator3-dev librsvg2-dev patchelf
-      - name: Install pnpm
-        uses: pnpm/action-setup@v2
+      - name: Install bun
+        uses: oven-sh/setup-bun@v1
         with:
-          version: 8.x.x
-          run_install: false
+          bun-version: latest
       - name: Setup node and cache for package data
         uses: actions/setup-node@v3
         with:
           node-version: 'lts/*'
-          cache: 'pnpm'
-          cache-dependency-path: pnpm-lock.yaml
       - uses: Swatinem/rust-cache@v2
         with:
           cache-on-failure: true
-      - run: pnpm install
+      - run: bun install
       - uses: tauri-apps/tauri-action@dev
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}