Upload macOS binaries for e2e testing

.github/workflows/frontend-testing.yml

@@ -5,7 +5,7 @@ on:
     branches: [master]
 
 jobs:
-  release-x86_64-linux-binaries:
+  release-gcloud-x86_64-linux-binaries:
     permissions:
       contents: 'read'
       id-token: 'write'
@@ -43,3 +43,43 @@ jobs:
         with:
           path: target/x86_64-unknown-linux-musl/release/radicle-httpd
           destination: heartwood-artifacts/${{ github.sha }}/
+
+  release-gcloud-macos-binaries:
+    permissions:
+      contents: 'read'
+      id-token: 'write'
+    runs-on: macos-11
+    strategy:
+      matrix:
+        target:
+          - aarch64-apple-darwin
+    steps:
+      - uses: actions/checkout@v3
+      - name: Configure build cache
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cargo/registry
+            ~/.cargo/git
+            target
+          key: cargo-${{ matrix.target }}-${{ hashFiles('**/Cargo.lock') }}
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          target: ${{ matrix.target }}
+      - name: Build the release binaries
+        run: |
+          cd radicle-httpd
+          cargo build --release --target ${{ matrix.target }}
+      - id: 'auth'
+        uses: 'google-github-actions/auth@v1'
+        with:
+          workload_identity_provider: 'projects/281042598092/locations/global/workloadIdentityPools/github-actions/providers/google-cloud'
+          service_account: 'github-actions@radicle-services.iam.gserviceaccount.com'
+      - name: 'Set up Cloud SDK'
+        uses: 'google-github-actions/setup-gcloud@v1'
+      - id: 'upload-file'
+        uses: 'google-github-actions/upload-cloud-storage@v1'
+        with:
+          path: target/${{ matrix.target }}/release/radicle-httpd
+          destination: heartwood-artifacts/${{ github.sha }}/${{ matrix.target }}/