remove dockerfile and simplify github actions to match ginkgo's actions

Author: onsi

.github/workflows/test.yml

@@ -3,7 +3,7 @@ name: test
 on: [push, pull_request]
 
 jobs:
-  test:
+  build:
     runs-on: ubuntu-latest
     strategy:
       matrix:
@@ -14,30 +14,6 @@ jobs:
       with:
         go-version: ${{ matrix.version }}
     - uses: actions/checkout@v2
-    - uses: actions/cache@v2
-      with:
-        path: |
-          ~/.cache/go-build
-          ~/go/pkg/mod
-        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
-        restore-keys: |
-          ${{ runner.os }}-go-
-    - run: make ginkgo
-  lint:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/setup-go@v2
-      with:
-        go-version: '1.16'
-    - uses: actions/checkout@v2
-    - uses: actions/cache@v2
-      with:
-        path: |
-          ~/.cache/go-build
-          ~/go/pkg/mod
-        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
-        restore-keys: |
-          ${{ runner.os }}-go-
-    - run: make download
-    - run: make fmt
-    - run: make vet
+    - run: go mod tidy && git diff --exit-code go.mod go.sum
+    - run: go vet ./...
+    - run: go run github.com/onsi/ginkgo/v2/ginkgo -r --randomize-all --randomize-suites --race --trace --fail-on-pending --keep-going