Show the Web UI main screenshot on EN/RU landing docs.

Keep a single main-console image with a Web UI guide link under it and
again at the page footer, without CI/Docker/License badges.

README.md

@@ -108,12 +108,11 @@ curl -sk https://localhost/api/appliance/system/version
 ### Web UI
 
 Interactive console with light/dark themes, endpoint catalog for vSphere
-majors 6–9, request/response editing, and runtime contract hot-swap. More
-detail and full screenshot set: [Web UI](docs/web-ui.md).
+majors 6–9, request/response editing, and runtime contract hot-swap.
 
 ![Web UI main console](docs/images/web-ui-main.png)
 
-![GET /api/vcenter/vm request and response](docs/images/web-ui-request.png)
+Full walkthrough and more screenshots: [Web UI](docs/web-ui.md).
 
 ## Credentials (seed)
 
@@ -226,3 +225,5 @@ make release-up && make release-seed  # run the published stack locally
 ## License
 
 Apache-2.0 — see [LICENSE](LICENSE).
+
+Web UI console guide: [docs/web-ui.md](docs/web-ui.md).