Kelka backpack's

  ### Adds backpacks that can be improved, thereby increasing the space in your inventory. _It also adds achievements._  ### ## Types of backpacks: ## 1. Classic - has the inventory of a regular chest ## 2. Copper - has 9 more slots than the classic one ## 3. Iron - has a double chest inventory ## 4. Golden - it has 80 slots ## 5. Diamond - it has 96 slots ## 6. Netherite - it has the largest inventory expansion of 144 slots.