ci: migrate to pnpm

.github/workflows/publish.yml

@@ -0,0 +1,37 @@
+name: Publish @distube/ytdl-core
+on:  
+  push:
+    tags:
+      - '*'
+jobs:
+  publish:
+    name: Build & Publish
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Install pnpm
+        uses: pnpm/action-setup@v3
+        with:
+          version: latest
+
+      - name: Install Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: "pnpm"
+          registry-url: "https://registry.npmjs.org"
+
+      - name: Install dependencies
+        run: pnpm install --ignore-scripts --frozen-lockfile
+
+      - name: Publish
+        run: |
+          pnpm publish --access public --no-git-checks
+          pnpm deprecate @distube/ytdl-core@"< ${{ github.ref_name }}" "This version is deprecated, please upgrade to the latest version."
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_PUBLISH_TOKEN }}
+          NPM_CONFIG_PROVENANCE: true