ci: add workflows (#3)

Author: AriPerkkio

.github/workflows/ci.yml

@@ -0,0 +1,39 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        node-version: [18, 20, 22]
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install pnpm
+        uses: pnpm/action-setup@v4
+
+      - name: Set node version to ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - name: Install & Build
+        run: |
+          pnpm install
+          pnpm build
+
+      - name: Typecheck
+        run: pnpm typecheck
+
+      - name: Test
+        run: pnpm test

.github/workflows/publish.yml

@@ -0,0 +1,58 @@
+name: Publish
+
+on:
+  workflow_dispatch:
+    inputs:
+      release-type:
+        type: choice
+        description: Type of the release
+        options:
+          - patch
+          - minor
+          - major
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      id-token: write
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Install pnpm
+        uses: pnpm/action-setup@v2
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+          registry-url: "https://registry.npmjs.org"
+
+      - name: Install & Build
+        run: |
+          pnpm install
+          pnpm build
+
+      - name: Typecheck
+        run: pnpm typecheck
+
+      - name: Test
+        run: pnpm test
+
+      - name: Configure github-actions git
+        run: |
+          git config --global user.name 'github-actions'
+          git config --global user.email 'github-actions@users.noreply.github.com'
+
+      - name: Bump version
+        run: pnpm version ${{ github.event.inputs.release-type }}
+
+      - name: Push release tag
+        run: git push origin main --follow-tags
+
+      - name: Publish to npm
+        run: pnpm publish --provenance
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}