ci: Add matrix build.

.github/workflows/go.yml

@@ -6,17 +6,25 @@ on:
   pull_request:
     branches: [ master ]
 
+
 jobs:
 
   build:
-    name: Build
-    runs-on: ubuntu-latest
-    steps:
+    name: Build on ${{ matrix.os }} - Go${{ matrix.go_version }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        go_version:
+          - 1.13
+        os:
+          - ubuntu-latest
 
-    - name: Set up Go 1.13
+    steps:
+  
+    - name: Set up Go ${{ matrix.go_version }}
       uses: actions/setup-go@v1
       with:
-        go-version: 1.13
+        go-version: ${{ matrix.go_version }}
       id: go
 
     - name: Set up Env
@@ -66,6 +74,33 @@ jobs:
     - name: Coverage
       run: bash <(curl -s https://codecov.io/bash)
     
+  scaffold:
+  
+    name: Scaffold Test on ${{ matrix.os }} - Go${{ matrix.go_version }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        go_version:
+          - 1.13
+        os:
+          - ubuntu-latest
+  
+    steps:
+
+    - name: Set up Go ${{ matrix.go_version }}
+      uses: actions/setup-go@v1
+      with:
+        go-version: ${{ matrix.go_version }}
+      id: go
+
+    - name: Set up Env
+      run: |
+        echo "::set-env name=GOPATH::$(go env GOPATH)"
+        echo "::add-path::$(go env GOPATH)/bin"
+
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v2
+
     - name: Tool
       run: |
         go install ./...