switch to github actions

Signed-off-by: Arunprasad Rajkumar <[email protected]>

Author: arajkumar

.github/workflows/ci.yaml

@@ -0,0 +1,42 @@
+name: ci
+on:
+  - push
+  - pull_request
+env:
+  golang-version: '1.16'
+jobs:
+  generate:
+    runs-on: ubuntu-latest
+    name: Generate yaml
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        persist-credentials: false
+    - uses: actions/setup-go@v2
+      with:
+        go-version: ${{ env.golang-version }}
+    - run: make --always-make generate && git diff --exit-code
+  lint:
+    runs-on: ubuntu-latest
+    name: Jsonnet linter
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        persist-credentials: false
+    - run: make --always-make lint
+  fmt:
+    runs-on: ubuntu-latest
+    name: Jsonnet formatter
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        persist-credentials: false
+    - run: make --always-make fmt && git diff --exit-code
+  unit-tests:
+    runs-on: ubuntu-latest
+    name: Unit tests
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        persist-credentials: false
+    - run: make --always-make test