Update zeba.yml

Author: zeba-shireen

zeba.yml

@@ -41,6 +41,8 @@ content:
   - url: .
     branches: HEAD
     start_path: home
+  - url: https://github.com/couchbaselabs/docs-columnar.git
+    branches: [main]
   - url: https://github.com/couchbasecloud/couchbase-cloud
     branches: [AV-87533_ionic-reference-api]
     start_paths: [docs/columnar]