Rebrand to Another Nuzlocke Tracker (ANT)

Update all user-facing references from "Nuzlocke Tracker" to
"Another Nuzlocke Tracker" / "ANT" across package configs, page
titles, meta tags, nav header, documentation, and web manifest.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "nuzlocke-tracker-frontend",
+  "name": "another-nuzlocke-tracker",
   "private": true,
   "version": "0.0.0",
   "type": "module",