Merge pull request #1 from runkecheng/main

ci: go fmt and static check.

.github/workflows/code_check.yml

@@ -0,0 +1,40 @@
+name: code check
+
+on:   
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+
+  gofmt:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Set up Go
+      uses: actions/setup-go@v2
+      with:
+        go-version: 1.15
+
+    - name: Check out source code
+      uses: actions/checkout@v1
+
+    - name: Run go fmt
+      run: d="$(gofmt -d ../../)" && if [ -n "$d" ]; then echo "format error:" ; echo "$d"; exit 1; fi      
+
+  staticcheck:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Set up Go
+      uses: actions/setup-go@v2
+      with:
+        go-version: 1.15
+
+    - name: Check out source code
+      uses: actions/checkout@v1
+
+    - name: Install staticcheck
+      run: go get honnef.co/go/tools/cmd/staticcheck@latest
+
+    - name: Run staticcheck
+      run: staticcheck -f stylish ./...