workflow for test build in pull requests

.github/workflows/build.yml

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+
+# Credits https://gist.github.com/thatisuday/b3b6096457e64cdfa20796315ed29fbd
+
+name: Build
+
+# Controls when the workflow will run
+on:
+  # Triggers the workflow on push or pull request events but only for the master branch
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  build-linux:
+    name: Build the application in Linux environment
+    runs-on: ubuntu-latest
+    steps:
+
+      # step 1: set up go
+      - name: Set up Go 1.13
+        uses: actions/setup-go@v1
+        with:
+          go-version: 1.13
+
+      # step 2: checkout repository code
+      - name: Checkout code into workspace directory
+        uses: actions/checkout@v2
+
+      # step 3: install dependencies
+      - name: Install all Go dependencies
+        run: go get
+
+      # step 4: run the application
+      - name: go run
+        run: go run ./main.go -l 30