👷 Add config for running tests with github actions

Author: cermakjiri

.github/workflows/test.yml

@@ -0,0 +1,20 @@
+name: Node.js CI
+
+on: [push, pull_request]
+
+jobs:
+    test:
+        runs-on: ubuntu-latest
+
+        steps:
+            - uses: actions/checkout@v2
+
+            - uses: actions/setup-node@v2
+              with:
+                  node-version: '14.x'
+
+            - name: Install dependencies & build packages
+              run: yarn install --frozen-lockfile
+
+            - name: Run tests
+              run: yarn test:ci

package.json

@@ -17,6 +17,7 @@
         "type-check:watch": "yarn type-check -- --watch",
         "test:root": "jest --watch",
         "test:packages": "lerna exec --scope=@ackee/antonio-core -- jest --watch",
+        "test:ci": "lerna exec --scope=@ackee/antonio-core -- jest",
         "start": "yarn build && onchange 'packages/@ackee/*/src/**/*.ts' -- yarn release:yalc",
         "changelog": "gitmoji-changelog",
         "format": "prettier --config ./prettier.config.js --write 'packages/@ackee/*/src/**/*.ts' '*.{js,json}' --loglevel warn",