docs(website): rename project-structure root label UOMSITE/ → website/

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01XmHdsbnLzDMAVQkAoTQSBe

website/website-README.md

@@ -53,7 +53,7 @@ The design reference is [BACKEND_DESIGN.md](BACKEND_DESIGN.md) (API contract, sc
 ## Project structure
 
 ```
-UOMSITE/
+website/
 ├─ server/                     Express API
 │  ├─ src/
 │  │  ├─ server.js             bootstrap: ensure schema → seed → listen (0.0.0.0)