added blocks with block entities templates;
scroll area now crops elements that are out of bounds;
rectangle now renders its bounds
added block rendering method;
right clicking image button will cycle sprites backwards;
fixed rectangle size
added block rendering method; right clicking image button will cycle sprites backwards; fixed rectangle size
fixed item extraction in containers
removed FTB library dependency
Neoforge version
update
fixed not launching on Java 17
fixed crash
Update to 1.20.1
implemented commands
