Reset repository to README title only

Approach is changing entirely; clearing prior implementation
to start over from a clean slate.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

account.json

@@ -1,6 +0,0 @@
-[
-  {
-    "id": "admin",
-    "password": "change-me"
-  }
-]