Move the large in-code zh-CN/en-US dictionaries out of i18n.tsx and
import them from locales/*.json, shrinking the module and making
translations easier to edit.
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Cycle through localized example prompts with a typing/deleting animation
in the home composer placeholder, start the field empty instead of with
a default prompt, and style the home editor with larger prompt text.
Also rebrand the device-management copy from Lovart to Moteva.
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>