Complete private authentication, server integrations and activity reporting

Add Fabric/Forge version builds and Paper integration, preserve permanent player identities across renames, harden session authorization, and surface privacy-conscious launcher/server activity in the panel.

launcher/src/lib/tauri.ts

@@ -13,7 +13,16 @@ export function mockEmit(event: string, payload: unknown) {
 }
 
 export async function invoke<T>(cmd: string, args?: Record<string, unknown>): Promise<T> {
-  if (inTauri) return tauriInvoke<T>(cmd, args);
+  if (inTauri) {
+    const result = await tauriInvoke<T>(cmd, args);
+    const kinds: Record<string, string> = {
+      bootstrap: 'launcher_open', save_settings: 'settings_changed', select_account: 'account_selected',
+      cancel_launch: 'launch_cancelled', delete_instance_data: 'instance_deleted', clear_cache: 'cache_cleared',
+      install_update: 'update_installed', open_folder: 'folder_opened',
+    };
+    if (kinds[cmd]) void tauriInvoke('record_activity', { kind: kinds[cmd], instanceId: args?.instanceId ?? null }).catch(() => {});
+    return result;
+  }
   const { mockInvoke } = await import('./mock');
   return mockInvoke(cmd, args ?? {}) as Promise<T>;
 }
@@ -32,7 +41,10 @@ export async function windowAction(action: 'minimize' | 'maximize' | 'close' | '
   const w = getCurrentWindow();
   if (action === 'minimize') await w.minimize();
   else if (action === 'maximize') await w.toggleMaximize();
-  else if (action === 'close') await w.close();
+  else if (action === 'close') {
+    await tauriInvoke('record_activity', { kind: 'launcher_close', instanceId: null }).catch(() => {});
+    await w.close();
+  }
   else await w.startDragging();
 }
 
@@ -43,6 +55,7 @@ export async function openUrl(url: string) {
   }
   const { openUrl } = await import('@tauri-apps/plugin-opener');
   await openUrl(url);
+  void tauriInvoke('record_activity', { kind: 'link_opened', instanceId: null }).catch(() => {});
 }
 
 export async function pickFile(title: string, filters?: { name: string; extensions: string[] }[]): Promise<string | null> {