Plugin: Cheat Sheet

## Description
Quick-reference panels for common CLI tools like git, docker, kubectl, and more.

## Category
Quality of Life

## Features
- Built-in cheat sheets for popular CLI tools
- Search across all cheat sheets
- Copy commands to clipboard or paste into terminal
- Support for custom/user-added cheat sheets

## Permissions needed
- `clipboard.write`
- `terminal.write`
- `storage`