docs(README): update README.md

Merge pull request #1 from Tolga1452/dependabot/npm_and_yarn/undici-5…

….19.1

chore(deps): bump undici from 5.13.0 to 5.19.1

docs(README): change description and add images

fix: InteractionCreate

Fixed checking guild only slash commands.

feat: added client to interactions

Now you can use client in execute() and autocomplete() functions

setup steps

Update README.md