v1.7.0: Rebrand AniKatoAPI → AniKotoAPI

BREAKING: Complete project rebrand across 66 files
- AniKatoAPI → AniKotoAPI (project name)
- AniKato → AniKoto (brand references)
- anikato.vercel.app → anikoto.vercel.app (URLs)
- anikototv.to preserved (source website domain)
- Updated: README, package.json, server.js, all controllers,
  extractors, configs, routes, public pages, legal docs

package.json

@@ -1,5 +1,5 @@
 {
-  "name": "AniKatoAPI",
+  "name": "AniKotoAPI",
   "version": "1.0.0",
   "description": "A restful API to provide all information about anime from anikototv.to",
   "main": "./server.js",
@@ -24,6 +24,6 @@
   },
   "repository": {
     "type": "git",
-    "url": "https://github.com/Shineii86/AniKatoAPI.git"
+    "url": "https://github.com/Shineii86/AniKotoAPI.git"
   }
 }