Set up Github Actions for running tests and linter

thank you @klingtnet !

.github/workflows/go.yml

@@ -0,0 +1,28 @@
+name: go
+on: [push, pull_request]
+jobs:
+  test:
+    strategy:
+      matrix:
+        go-version: [1.13.x, 1.14.x]
+        platform: [ubuntu-latest]
+    runs-on: ${{ matrix.platform }}
+    steps:
+    - name: Setup Go ${{ matrix.go-version }}
+      uses: actions/setup-go@v1
+      with:
+        go-version: ${{ matrix.go-version }}
+    - name: Checkout code into the Go module directory
+      uses: actions/checkout@v1
+    - name: Install dependencies
+      run: |
+        sudo apt update
+        sudo apt install build-essential git sqlite libtag1-dev ffmpeg libasound-dev
+    - name: Lint
+      uses: golangci/golangci-lint-action@v1
+      with:
+        version: v1.28
+    - name: Test
+      run: go test ./...
+      env:
+        GOPATH: /tmp/gopath