feat: setup repo as NPM package with edX standards.

.github/workflows/ci.yml

@@ -0,0 +1,26 @@
+name: Default CI
+on: [push, pull_request]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+    - name: Setup Nodejs
+      uses: actions/setup-node@v2
+      with:
+        node-version: 12
+    - name: Install dependencies
+      run: npm ci
+    - name: Validate package-lock.json changes
+      run: make validate-no-uncommitted-package-lock-changes
+    - name: Lint
+      run: npm run lint
+    - name: Test
+      run: npm run test
+    - name: i18n_extract
+      run: npm run i18n_extract
+    - name: Coverage
+      uses: codecov/codecov-action@v2

.github/workflows/commitlint.yml

@@ -0,0 +1,10 @@
+# Run commitlint on the commit messages in a pull request.
+
+name: Lint Commit Messages
+
+on:
+  - pull_request
+
+jobs:
+  commitlint:
+    uses: edx/.github/.github/workflows/commitlint.yml@main

.github/workflows/release.yml

@@ -0,0 +1,37 @@
+name: Release CI
+on:
+  push:
+    branches:
+      - main
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Setup Node.js
+        uses: actions/setup-node@v2
+        with:
+          node-version: 12
+      - name: Install dependencies
+        run: npm ci
+      - name: Validate package-lock.json changes
+        run: make validate-no-uncommitted-package-lock-changes
+      - name: Lint
+        run: npm run lint
+      - name: Test
+        run: npm run test
+      - name: i18n_extract
+        run: npm run i18n_extract
+      - name: Coverage
+        uses: codecov/codecov-action@v2
+      - name: Build
+        run: npm run build
+      - name: Release
+        env:
+          GITHUB_TOKEN: ${{ secrets.SEMANTIC_RELEASE_GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.SEMANTIC_RELEASE_NPM_TOKEN }}
+        run: npx semantic-release