Enable GH actions (#16)

.github/workflows/main.yml

@@ -0,0 +1,26 @@
+name: main
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-16.04
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: install dependencies
+      run: sudo apt-get install txt2man pkg-config libglib2.0-dev libgtk-3-dev libnotify-dev libgee-0.8-dev lua5.1 moreutils xdelta
+    - name: build
+      run: make
+    - name: test
+      run: make test
+    - uses: actions/upload-artifact@v2
+      if: failure()
+      with:
+        name: test-logs
+        path: tests.d/run/*/*/log.*