WallPosterShop
About
A Minecraft *.21.4 Skript-based wall poster shop system featuring a 3x3 grid of * clickable wall blocks. Players right-click configured blocks to purchase items using a gems currency. Includes admin commands to set slot locations, items, prices, and names. Features gem balance checking, gem gifting, inventory space validation, and full error handling. Easy to configure per-slot with persistent variable storage.