Add Github Actions CI (#2)

.github/workflows/publish.yml

@@ -0,0 +1,76 @@
+name: NPM Package Publish
+
+on:
+  push:
+    branches:
+      - master
+      - next
+
+jobs:
+  publish-npm:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Use Node 12
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12
+          registry-url: https://registry.npmjs.org/
+
+      - name: Get yarn cache
+        id: yarn-cache
+        run: echo "::set-output name=dir::$(yarn cache dir)"
+
+      - uses: actions/cache@v1
+        with:
+          path: ${{ steps.yarn-cache.outputs.dir }}
+          key: ${{ runner.os }}-yarn-${{ hashFiles('yarn.lock') }}
+
+      - name: Install Dependencies
+        env:
+          HUSKY_SKIP_INSTALL: 1 # Skip install of Husky
+        run: yarn install --frozen-lockfile
+
+      # - name: Check Lint
+      #   run: yarn lint
+
+      # - name: Run Tests
+      #   run: |
+      #     yarn test
+
+      - name: Check version changes
+        uses: EndBug/version-check@v1
+        id: check
+
+      - name: Version update detected
+        if: steps.check.outputs.changed == 'true'
+        run: 'echo "Version change found! New version: ${{ steps.check.outputs.version }} (${{ steps.check.outputs.type }})"'
+
+      - name: Publish
+        if: steps.check.outputs.changed == 'true'
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_PUBLISH_TOKEN }}
+          GITHUB_REF: ${{ github.ref }}
+        run: |
+          npm publish $([ "$GITHUB_REF" == 'refs/heads/next' ] && echo '--tag next')
+          echo "::set-env name=PACKAGE_VERSION::$(cat package.json | jq -r '.version')"
+
+      # - name: Upload Code Coverage (Codecov)
+      #   if: steps.check.outputs.changed == 'true' && success()
+      #   env:
+      #     CODE_COV: ${{ secrets.CODE_COV }}
+      #   run: bash <(curl -s https://codecov.io/bash) -f coverage/lcov.info
+
+      - name: Create Release
+        if: github.ref == 'refs/heads/master' && steps.check.outputs.changed == 'true'
+        id: create_release
+        uses: actions/create-release@latest
+        env:
+          GITHUB_TOKEN: ${{ github.token }}
+        with:
+          tag_name: v${{ env.PACKAGE_VERSION }}
+          release_name: v${{ env.PACKAGE_VERSION }}
+          draft: false
+          prerelease: false