Add find-in-page (Cmd+F) for browser panels (#837) (#875)

JavaScript-based find using TreeWalker + <mark> highlights with
match counter, next/previous navigation, and drag-to-corner overlay
matching the existing terminal find bar.

- BrowserFindJavaScript: JS generation for search/next/prev/clear
- BrowserSearchOverlay: SwiftUI overlay with IME-safe onSubmit
- BrowserSearchState: Observable state (needle/selected/total)
- TabManager routing: Cmd+F/G dispatches to browser when focused
- Visibility filter: skips script/style/hidden/aria-hidden elements
- Stale DOM guard: isConnected check in next/previous scripts
- Navigation cleanup: clears find on didFinish and didFailNavigation

Co-authored-by: Lawrence Chen <54008264+lawrencecchen@users.noreply.github.com>
This commit is contained in:
Yoshiki Agatsuma 2026-03-05 09:15:15 +09:00 committed by GitHub
parent 5baf0d1a3b
commit 76bdf7631a
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
8 changed files with 673 additions and 2 deletions

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