chore: add simplified QUIQQER tooling

See merge request !61

related: quiqqer/qui#55

related: pcsg/buero#412

fix: const error

See merge request !48

fix: #54

See merge request !46

fix: resolved menu positioning issue

See merge request !44

Acked-by: Henning Leutz <leutz@pcsg.de>

Related: #53

fix: composer.json -> type must be component

See merge request !42

feat: new versioning

See merge request !40

The position of the menu was calculated incorrectly under certain conditions. If the button was too far down on the page, the position of the menu was incorrectly changed to "top".

Recalculate the top position and do not increase the height of the menu after using the backspace key.

Acked-by: Henning Leutz <leutz@pcsg.de>

Related: quiqqer/qui#51