feat(usernameless & passwordless): permit password less with magic link via email #880

Job	Run time
changes	5s
Build	5m 59s
Frontend — CSS and JS checks (format, lint, css-rules, types)	20s
Security Audit	3m 10s
Rustfmt	15s
Clippy	58s
Server Unit and Functionnal Tests	7m 7s
API & Webdav tests	33s
Frontend end-to-end tests (via Playwright)	1m 39s
	20m 6s

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