Money Upgrade — Auto-Updater

One command updates every money-* skill to the latest published version. No manual file copying, no version comparison by hand, no risk of partial installs.

Language Selection

If the user's message contains a [Language: ...] tag, use that language for all output. Otherwise, ask the user to choose before proceeding:

🌐 Choose your language / 选择语言:

1. 🇬🇧 English
2. 🇨🇳 中文

Default to English if the user doesn't specify. All subsequent output must be in the chosen language.

What this skill does

When the user invokes /money-upgrade, run the three steps in order: