Merge pull request #52753 from munnerz/sample-controller

Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

sample-controller: add example CRD controller

**What this PR does / why we need it**:

Adds a sample-controller example repository

fixes #52752

**Special notes for your reviewer**:

This is currently based on the sttts:sttts-codegen-scripts branch and should not be merged until that is (ref https://github.com/kubernetes/kubernetes/pull/52186)

**Release note**:

```
Add sample-controller repository
```

/cc @sttts @nikhita @colemickens

Kubernetes-commit: 9a7800f7d2efb88b397674672ac56f898826cf7c

vendor/github.com/go-openapi/jsonpointer/.drone.yml

@@ -0,0 +1,32 @@
+clone:
+  path: github.com/go-openapi/jsonpointer
+
+matrix:
+  GO_VERSION:
+    - "1.6"
+
+build:
+  integration:
+    image: golang:$$GO_VERSION
+    pull: true
+    commands:
+      - go get -u github.com/stretchr/testify/assert
+      - go get -u github.com/go-openapi/swag
+      - go test -race
+      - go test -v -cover -coverprofile=coverage.out -covermode=count ./...
+
+notify:
+  slack:
+    channel: bots
+    webhook_url: $$SLACK_URL
+    username: drone
+
+publish:
+  coverage:
+    server: https://coverage.vmware.run
+    token: $$GITHUB_TOKEN
+    # threshold: 70
+    # must_increase: true
+    when:
+      matrix:
+        GO_VERSION: "1.6"