feat: added typecheck and lint for each push

.github/workflows/typecheck-lint.yml

@@ -0,0 +1,37 @@
+name: Typecheck and Lint
+
+on: [push]
+
+jobs:
+  typecheck-and-lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: 14.x
+
+      - name: Get yarn cache directory path
+        id: yarn-cache-dir-path
+        run: echo "::set-output name=dir::$(yarn cache dir)"
+
+      - uses: actions/cache@v2
+        id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
+        with:
+          path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
+          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-yarn-
+
+      - name: Install dependencies
+        run: |
+          yarn install --cwd example --frozen-lockfile
+          yarn install --frozen-lockfile
+
+      - name: Run Eslint Checks
+        run: yarn lint
+
+      - name: Run Typescript Checks
+        run: yarn typescript