Add linux_arm workflow.

.github/workflows/release_linux_arm.yaml

@@ -0,0 +1,40 @@
+name: Build and upload release (linux arm)
+
+on:
+  release:
+    types: [created]
+
+env:
+  APP_NAME: gdrive
+  ARCHIVE_NAME: gdrive_linux-arm64.tar.gz
+
+jobs:
+  build:
+    runs-on: ubuntu-24.04-arm  # Note: ubuntu-latest-arm does not exist.
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Prepare upload url
+        run: |
+          UPLOAD_URL="$(jq -r '.release.upload_url' "$GITHUB_EVENT_PATH" | sed -e "s/{?name,label}$/?name=${ARCHIVE_NAME}/")"
+          echo "UPLOAD_URL=$UPLOAD_URL" >> $GITHUB_ENV
+
+      - name: Build application
+        run: |
+          docker run --rm -t -v $HOME/.cargo/registry/:/root/.cargo/registry -v "$(pwd)":/volume clux/muslrust:stable cargo build --release
+
+      - name: Create archive
+        run: |
+          tar -czf $ARCHIVE_NAME -C target/aarch64-unknown-linux-musl/release $APP_NAME
+
+      - name: Upload release asset
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ env.UPLOAD_URL }}
+          asset_path: ${{ env.ARCHIVE_NAME }}
+          asset_name: ${{ env.ARCHIVE_NAME }}
+          asset_content_type: application/gzip