[Refactor] KXP format needs compress

[Dynesshely]

🪦 Is your feature request related to a problem? Please describe.

Nope.

🪧 Describe the solution you'd like

• Make .kxp compressed into .kxpc
• Make .kxps compressed into .kxpsc

🧾 Describe alternatives you've considered

No response

📎 Additional context

No response