ci: Add tag based release flow. (#18)

.github/workflows/release.yml

@@ -0,0 +1,29 @@
+name: Release
+
+permissions:
+  contents: write
+
+on:
+  push:
+    tags:
+      - "v[0-9]+*"
+  pull_request:
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: moonrepo/setup-rust@v1
+        with:
+          cache: false
+          targets: wasm32-wasi
+      - uses: moonrepo/build-proto-plugin@v0
+      - if: ${{ github.event_name == 'push' && github.ref_type == 'tag' }}
+        uses: ncipollo/release-action@v1
+        with:
+          artifacts: builds/*
+          artifactErrorsFailBuild: true
+          prerelease: ${{ contains(github.ref_name, '-alpha') || contains(github.ref_name, '-beta') || contains(github.ref_name, '-rc') }}
+          skipIfReleaseExists: true