Use GitHub actions (#332)

.editorconfig

@@ -9,3 +9,8 @@ insert_final_newline = true
 indent_style = space
 charset = utf-8
 indent_size = 2
+
+[*.yml]
+indent_style = space
+charset = utf-8
+indent_size = 2

.github/workflows/ci.yml

@@ -0,0 +1,25 @@
+name: Continuous Integration
+
+on:
+  - pull_request
+  - push
+
+jobs:
+  ci:
+    name: Continuous integration
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Setup Node
+        uses: actions/setup-node@v2-beta
+        with:
+          node-version: "15"
+      - name: Install dependencies
+        run: yarn install
+      - name: Check build
+        run: yarn build
+      - name: Check coding standards
+        run: yarn lint
+      - name: Run tests
+        run: yarn test

.travis.yml

@@ -3,6 +3,8 @@ language: node_js
 node_js:
   - 'lts/*'
 
+if: tag IS present
+
 cache: yarn
 
 script: