QR Code API v1 and the webknx platform launch

Platform

Workspaces with members, system and custom roles, and an audit log.
API keys with public app keys, one-time secrets, rotation with optional overlap, instant revocation, service restrictions and browser referrer restrictions.
Credit billing: 1,000 free credits every month, Pro, Business and Enterprise plans, and prepaid credits that never expire.
Management REST API with the same permissions as the dashboard.

POST /api/v1/qrcode returns a PNG QR code.
Options: size (64–2048 px), error correction (low, medium, quartile, high), foreground and background colours, quiet-zone margin.
One credit per successful image; failures are free.