improve github action

.github/workflows/go.yml

@@ -1,25 +1,25 @@
-name: Go
+name: Test
 
-on:
-  push:
-    branches: [ "master" ]
-  pull_request:
-    branches: [ "master" ]
+on: [push, pull_request]
 
 jobs:
 
-  build:
+  test:
     runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v3
+    strategy:
+      matrix:
+        go-version:
+          - '1.13.0'
+          - '1.18'
+          - '1.19'
 
-    - name: Set up Go
-      uses: actions/setup-go@v3
-      with:
-        go-version: 1.18
+    steps:
+      - uses: actions/checkout@v3
 
-    - name: Build
-      run: go build -v ./...
+      - name: Set up Go ${{ matrix.go-version }}
+        uses: actions/setup-go@v3
+        with:
+          go-version: ${{ matrix.go-version }}
 
-    - name: Test
-      run: go test -v ./...
+      - name: Test
+        run: go test -cover -v