chore: add github action ci

Author: n1ru4l

.github/workflows/ci.yml

@@ -0,0 +1,25 @@
+name: CI
+on:
+  push:
+jobs:
+  ci:
+    name: Continuous Integration
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [10.x, 12.x, 14.x, 15.x]
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node-version }}
+      - name: Cache node_modules
+        id: cache-modules
+        uses: actions/cache@v1
+        with:
+          path: node_modules
+          key: ${{ matrix.node-version }}-${{ runner.OS }}-build-${{ hashFiles('yarn.lock') }}
+      - run: yarn install
+      - run: yarn test
+      - run: yarn build
+      - run: yarn lint