chore(i18n): complete Chinese translation for zh.ts files (follow-up)

[LifetimeVip]

Description

Completes the Simplified Chinese (zh) translation for three modules (app, ui, desktop). Follow-up to issue #25604.

Changes

app module (24 new keys + fixes)

• Fixed command.prompt.mode.normal: Prompt → 提示
• Removed outdated untranslated English entries for terminal font settings (replaced with proper Chinese translations)
• Added translations for:
  • Project navigation commands (command.project.next/previous)
  • Child session UI (session.child.*)
  • Git/review status messages (session.review.*)
  • Shell/terminal settings (settings.general.row.shell.*, settings.general.row.terminalFont.*)
  • Terminal display options (settings.general.row.showTerminal.*)
  • Navigation/search toggle settings (settings.general.row.showNavigation.*, settings.general.row.showSearch.*)
  • File tree toggle (settings.general.row.showFileTree.*)
  • Workspace team settings (settings.workspace.enableTeam.*)

ui module (6 new keys + fix)

• Fixed ui.tool.webfetch: Webfetch → 网页获取
• Added translations for session review/diffs UI labels

Files changed

• packages/app/src/i18n/zh.ts — 25 additions, 3 deletions
• packages/ui/src/i18n/zh.ts — 7 additions, 1 deletion

Verification

All 994 keys present in both EN and ZH TypeScript files. Verified via custom parser.

[github-actions]

This issue doesn't fully meet our contributing guidelines.

What needs to be fixed:

• This issue does not use one of the three required issue templates (Bug Report, Feature Request, or Question). It appears to describe a contribution/change rather than fitting one of these categories. If this is a feature or improvement, please reopen using the Feature Request template (with a [FEATURE]: title prefix) describing the problem or need this translation work addresses.

Please edit this issue to address the above within 2 hours, or it will be automatically closed.

If you believe this was flagged incorrectly, please let a maintainer know.