ci: Migrate to GitHub Action

.github/workflows/main.yml

@@ -0,0 +1,79 @@
+name: test-and-publish
+
+on: [push]
+
+jobs:
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Use Node.js 12.x
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12.x
+
+      - name: Restore cache
+        uses: actions/cache@v2
+        with:
+          path: '**/node_modules'
+          key: ${{ runner.os }}-modules-${{ hashFiles('**/yarn.lock') }}
+
+      - run: yarn install
+
+      - run: yarn lint
+        env:
+          CI: true
+
+  unit-test:
+    name: Run Unit Tests
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Use Node.js 12.x
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12.x
+
+      - name: Restore cache
+        uses: actions/cache@v2
+        with:
+          path: '**/node_modules'
+          key: ${{ runner.os }}-modules-${{ hashFiles('**/yarn.lock') }}
+
+      - run: yarn install
+
+      - run: yarn test
+        env:
+          CI: true
+
+  publish:
+    name: Publish
+    runs-on: ubuntu-latest
+    needs: unit-test
+    if: github.ref == 'refs/heads/master'
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Restore cache
+        uses: actions/cache@v2
+        with:
+          path: '**/node_modules'
+          key: ${{ runner.os }}-modules-${{ hashFiles('**/yarn.lock') }}
+
+      - name: Build and publish release.
+        run: yarn install
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+
+      - name: Publish via Semantic Release
+        run: yarn semantic-release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}