Book pages for lectern containers. Contains all pages of the book on the lectern.
Available action buttons for this container. Present for: stonecutter (recipes), enchanting table (3 enchant options), loom (patterns), villager trading (trade offers), beacon (effects), etc.
Container type identifier for client-specific rendering. Values: "inventory", "chest", "dispenser", "hopper", "furnace", "crafting", "anvil", "enchanting", "brewing", "beacon", "shulker", "grindstone", "stonecutter", "loom", "cartography", "smithing", "merchant", "crafter", "lectern", "generic"
Current page being displayed (for lectern). Zero-indexed into book_pages.
Ordered list of slot regions defining the container layout. Regions are listed in rendering order (typically container slots first, then player inventory).
Text input fields available in this container. Currently only populated for anvil menus.
Container title/name displayed at the top. Examples: "Chest", "Crafting Table", "Inventory", custom container names.
Total number of slots in the container. Sum of all region slot_counts.
Complete layout description for an open container menu. Provides all information needed to render the container UI.