Support Github Actions (#310)

.github/workflows/build.yml

+name: Build
+
+on:
+  push:
+    branches: [ master ]
+
+jobs:
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    steps:
+
+    - name: Set up Go 1.13
+      uses: actions/setup-go@v1
+      with:
+        go-version: 1.13
+      id: go
+
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v2
+      with:
+        submodules: 'recursive'
+
+    - name: Get dependencies
+      run: |
+        go get github.com/rakyll/statik
+        export PATH=$PATH:~/go/bin/
+        statik -src=models -f
+
+    - name: Test
+      run: go test -coverprofile=coverage.txt -covermode=atomic ./...
+
+  build:
+    name: Build
+    needs: test
+    runs-on: ubuntu-latest
+    steps:
+
+    - name: Set up Go 1.13
+      uses: actions/setup-go@v1
+      with:
+        go-version: 1.13
+      id: go
+
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v2
+      with:
+        submodules: 'recursive'
+
+    - name: Get dependencies and build
+      run: |
+        go get github.com/rakyll/statik
+        export PATH=$PATH:~/go/bin/
+        statik -src=models -f
+        sudo apt-get update
+        sudo apt-get -y install gcc-mingw-w64-x86-64
+        sudo apt-get -y install gcc-arm-linux-gnueabihf libc6-dev-armhf-cross
+        sudo apt-get -y install gcc-aarch64-linux-gnu libc6-dev-arm64-cross
+        chmod +x ./build.sh
+        ./build.sh -r b
+
+    - name: Upload binary files
+      uses: actions/upload-artifact@v1
+      with:
+        name: release
+        path: release/