Modification of the workbench - retractable seat for convenient precision work

[Maszynotwór]

hello
Modification of the workbench - Sliding / retractable seat for convenient precision work.
Purpose - Make a seat that occupies minimum space and uses empty space in a tight workshop facilitating precise mechanical, electronic, welding, etc.
Design for old and lazy DIY enthusiasts who do not have the strength to stand at work