Skill Tree

• Added cost display under upgrade slots.

• The skill tree window now shows the current amount of resources.

• Added visual hints that show how the tree continues by indicating the direction toward hidden upgrades.

• Improved color differentiation of upgrade slots based on their current status.

Mining Mechanics

• Added the ability to reduce intervals between pickaxe strikes by swinging the cursor. Moving the cursor outside the rock and back reduces the waiting time before the next strike.