[management] configurable cors settings

[pascal-fischer]

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• Is it a bug fix
• Is a typo/documentation fix
• Is a feature enhancement
• It is a refactor
• Created tests that fail without the change (if possible)
• This change does not modify the public API, gRPC protocols, functionality behavior, CLI / service flags, or introduce a new feature — OR I have discussed it with the NetBird team beforehand (link the issue / Slack thread in the description). See CONTRIBUTING.md.

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Release artifacts

Built for PR head 4b42adc in workflow run #17236.

Artifact	Link
All release artifacts	Download
Linux packages	Download
Windows packages	Download
macOS packages	Download
UI artifacts	Download
UI macOS artifacts	Download

GHCR images (amd64)

• ghcr.io/netbirdio/management:pr-6964
• ghcr.io/netbirdio/netbird-server:pr-6964
• ghcr.io/netbirdio/netbird:pr-6964
• ghcr.io/netbirdio/relay:pr-6964
• ghcr.io/netbirdio/reverse-proxy:pr-6964
• ghcr.io/netbirdio/signal:pr-6964
• ghcr.io/netbirdio/upload:pr-6964

This comment is updated by the Release workflow. Artifact links expire according to the workflow retention policy.