v1.0.2

What's Changed

• Added locale-based Telegram UI translations under src/locales/*.json.
• Added a translation guide and locale validation command for contributor PRs.
• Synced Telegram command-menu descriptions with the selected UI language.
• Expanded time zone settings into a hierarchical region/UTC-offset menu.
• Normalized Back buttons so they appear at the bottom of control panels.
• Added real Telegram screenshots to the README.

Verification

• npm run check
• npm test
• GitHub Actions CI: passed