Fix Friends & Social member search; purge all account data on deletion

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01DjMbLQujBHunCCu5GpsHaT

panel/server/src/lib.rs

@@ -11,6 +11,7 @@ pub mod livemap;
 pub mod net;
 pub mod packs;
 pub mod progression;
+pub mod purge;
 pub mod routes;
 pub mod seed;
 pub mod state;