controls.txt

 * Right-click (or ctrl + left-click): place block
 * Left-click: Remove block
 * Middle-click: Pick block
 * Q: Sprint
 * Shift: Sneak
 * W: Walk forward
 * S: Walk backward
 * A: Walk left
 * D: Walk right
 * E: Open inventory
 * B: Toggle super Breaker
 * Z: Zoom
 * L: Toggle Spectator mode
 * Enter: Toggle slab/stair mode
 * Arrow Keys: look around
 * P or Esc: pause/unpause
 * 1-9 navigate hotbar
 * Spacebar: jump
 * Double jump: toggle flight
 * Shift (flying): fly down
 * Space (flying): fly up
 * T: Reload textures
 * ; (semicolon): Release the pointer without pausing (for screenshots)