feat(ci): add api docs lint (#126)

Signed-off-by: ashing <[email protected]>

Author: ronething

.github/workflows/golangci-lint.yml

@@ -1,4 +1,4 @@
-name: golangci-lint
+name: lint
 
 on:
   push:
@@ -26,3 +26,23 @@ jobs:
 
       - name: 🛩️ golangci-lint
         run: make lint
+  crd-docs-check:
+    name: Check CRD Docs
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Download crd-ref-docs
+        run: |
+          mkdir -p ./bin
+          curl -L -o ./bin/crd-ref-docs.tar.gz https://github.com/elastic/crd-ref-docs/releases/download/v0.1.0/crd-ref-docs_0.1.0_Linux_x86_64.tar.gz
+          tar -xzvf ./bin/crd-ref-docs.tar.gz -C ./bin
+          chmod +x ./bin/crd-ref-docs
+      - name: Generate CRD Docs
+        run: |
+          make generate-crd-docs
+      - name: Check CRD Docs Diff
+        run: |
+          if ! git diff --exit-code -- docs/crd/api.md; then
+            echo "docs/crd/api.md has changed. Please run 'make generate-crd-docs' and commit the updated file."
+            exit 1
+          fi