ci: add build pipeline

.github/workflows/build.yml

@@ -0,0 +1,45 @@
+name: Build
+
+on:
+  pull_request:
+    types: [ opened, reopened ]
+  push:
+    branches:
+      - master
+
+jobs:
+  js-tests:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          # Make sure the actual branch is checked out when running on pull requests
+          ref: ${{ github.head_ref }}
+          # This is important to fetch the changes to the previous commit
+          fetch-depth: 0
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: 20.x
+      - uses: pnpm/action-setup@v2
+        name: Install pnpm
+        with:
+          version: 8
+          run_install: false
+      - name: Get pnpm store directory
+        shell: bash
+        run: |
+          echo "STORE_PATH=$(pnpm store path --silent)" >> $GITHUB_ENV
+      - uses: actions/cache@v3
+        name: Setup pnpm cache
+        with:
+          path: ${{ env.STORE_PATH }}
+          key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
+          restore-keys: |
+            ${{ runner.os }}-pnpm-store-
+      - name: Install JS Dependencies
+        run: pnpm install
+      - name: Build JS assets
+        run: pnpm build

.github/workflows/prettier-pr.yml

@@ -0,0 +1,25 @@
+name: Prettier pull request
+
+on:
+  pull_request:
+    branches: [main]
+
+jobs:
+  prettier:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          # Make sure the actual branch is checked out when running on pull requests
+          ref: ${{ github.head_ref }}
+          # This is important to fetch the changes to the previous commit
+          fetch-depth: 0
+
+      - name: Prettify code
+        uses: creyD/[email protected]
+        with:
+          # This part is also where you can pass other options, for example:
+          prettier_options: --write **/*.{js,md}
+          only_changed: True