chore: Add CI with GitHub Actions.

.github/workflows/ci.yaml

@@ -0,0 +1,29 @@
+name: ci
+
+on:
+  workflow_dispatch: # allow manual trigger
+  pull_request: # on pull request changes
+  push:
+    branches: [main] # on commits to the main branch
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write # to publish releases
+      issues: write # to comment on released issues
+      pull-requests: write # to comment on released PRs
+    concurrency:
+      group: ${{ github.workflow }}-${{ github.ref }}
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/[email protected]
+        with: { node-version: 20.x }
+      - run: npm install -g pnpm
+      - run: pnpm install --frozen-lockfile
+      - run: pnpm run -r test
+      - run: pnpm run -r build
+      # - run: pnpm run -r release
+      #   env:
+      #     GITHUB_TOKEN: ${{ github.token }}
+      #     NPM_TOKEN: ${{ secrets.NPM_TOKEN }}

package.json

@@ -10,7 +10,8 @@
 	],
 	"scripts": {
 		"test": "jest",
-		"prepack": "tsc"
+		"build": "tsc",
+		"prepack": "pnpm run build"
 	},
 	"prettier": {
 		"semi": false