chore: add pull request template

Author: carbonrobot

.github/workflows/pull_request.yml

@@ -0,0 +1,28 @@
+name: Pull Request
+on:
+  pull_request
+jobs:
+  commit_check:
+    name: Conventional Commits Checkout
+    runs-on: ubuntu-18.04
+    steps:
+      uses: amannn/action-semantic-pull-request@v3.1.0
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+  
+  pull_request:
+    name: Pull Request
+    runs-on: ubuntu-18.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v1
+      - name: Setup Node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12
+      - name: Install dependencies
+        run: yarn install --frozen-lockfile
+      - name: Typescript Build
+        run: yarn build
+      - name: Unit Tests
+        run: yarn test