Merge pull request #537 from ONLYOFFICE/feature/use-github-actions

Add github actions instead of Travis CI

.github/workflows/check.yml

@@ -0,0 +1,15 @@
+name: check
+on: [push]
+jobs:
+  project-build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Use Node.js 12
+        uses: actions/setup-node@v1
+        with:
+            node-version: 12
+      - name: Build using grunt
+        run: |
+          npm install --prefix build
+          grunt --level=ADVANCED --base build --gruntfile build/Gruntfile.js

.travis.yml

@@ -1,9 +0,0 @@
-language: node_js
-node_js:
-  - '12'
-before_install: npm install -g grunt-cli
-before_script:
-  - cd build
-script:
-  - npm install
-  - grunt --level=ADVANCED