chore: add github test workflow

Author: jeanlescure

.github/workflows/main.yml

@@ -0,0 +1,39 @@
+name: tests
+
+# Controls when the action will run. Triggers the workflow on push or pull request
+# events but only for the main branch
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+  test:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-18.04
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+    # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+    - uses: actions/checkout@v2
+      with:
+        submodules: true
+
+    - name: Setup Node
+      uses: actions/setup-node@v1
+      with:
+        node-version: '14.x'
+
+    - name: Install PNPM
+      run: npm install -g pnpm
+
+    - name: Install Dependencies
+      run: pnpm i
+
+    - name: Test
+      run: pnpm test