Keep browser sign-ins across tabs and restarts (#2089)

* feat(desktop): share persistent browser data across tabs

Keep browser sign-ins and site storage across tabs and app restarts, with a Settings action to clear the shared profile.

* fix(settings): prevent duplicate browser data clears

* fix(desktop): complete browser data cleanup

Clear legacy per-tab profiles after upgrades and localize the browser data settings in every supported language.

* fix(desktop): close browser profile cleanup races

packages/desktop/src/features/browser-webviews/window-open.ts

@@ -5,6 +5,34 @@ export interface BrowserNewTabRequestPayload {
   url: string;
 }
 
+const MAX_PENDING_WINDOW_OPEN_REQUESTS_PER_GUEST = 20;
+
+export class PendingBrowserWindowOpenRequests {
+  private readonly urlsByWebContentsId = new Map<number, string[]>();
+
+  public add(webContentsId: number, url: string): void {
+    if (!isAllowedBrowserWebviewUrl(url)) {
+      return;
+    }
+    const urls = this.urlsByWebContentsId.get(webContentsId) ?? [];
+    if (urls.length >= MAX_PENDING_WINDOW_OPEN_REQUESTS_PER_GUEST) {
+      return;
+    }
+    urls.push(url);
+    this.urlsByWebContentsId.set(webContentsId, urls);
+  }
+
+  public take(webContentsId: number): string[] {
+    const urls = this.urlsByWebContentsId.get(webContentsId) ?? [];
+    this.urlsByWebContentsId.delete(webContentsId);
+    return urls;
+  }
+
+  public delete(webContentsId: number): void {
+    this.urlsByWebContentsId.delete(webContentsId);
+  }
+}
+
 export function isAllowedBrowserWebviewUrl(value: string | undefined): boolean {
   if (!value) {
     return true;