Demo Update 0.5.0

Changes:

• Added the new Circuit part with a built-in editor and simulator

• Added Worm Gear part

• Added Button part

• Added Ring Bearing part

• Added Glass material with transparency and zero friction

• Added editable keyboard shortcuts

• Added Limitless mode, allowing fields and sliders to go far beyond their normal limits

• Springs now use a 3D mesh instead of a line renderer for improved visuals

• Increased spring strength for more realistic behavior

• Added custom mirror axis selection (X, Y, or Z)

• Added pagination to the project file browser

• Added helical rings

• Sensor ray origin changed

• Fixed merge channels