Docs preview local: path-prefix build (#3201)

Author: Mpdreamz

.github/workflows/docs-preview-local.yml

@@ -302,7 +302,7 @@ jobs:
           && needs.check.outputs.any_modified != 'false'
           && (github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository)
         run: |
-          dotnet run --project src/tooling/docs-builder -- --strict
+          dotnet run --project src/tooling/docs-builder -- --strict --path-prefix "${PATH_PREFIX}"
 
       - name: 'Validate inbound links'
         if: >

docs/index.md

@@ -9,6 +9,7 @@ Elastic Docs V3 is our next-generation documentation platform designed to improv
 ## What do you want to do today?
 
 * [Contribute to Elastic documentation](https://www.elastic.co/docs/contribute-docs/)
+* [Edit and preview this handbook locally](./contribute/locally.md)
 * [Learn about V3 syntax](./syntax/index.md)
 * [Configure content sets in V3](./configure/index.md)
 * [Explore CLI commands](./cli/index.md)