* feat(settings): add subscription format controls
* feat(sub): auto-detect subscription formats
* fix(xray): validate balancer regexes before save
* Revert "fix(xray): validate balancer regexes before save"
This reverts commit 8a208ce71b.
* doc(endpoints): align indent spaces
* doc(settings): improve error message formatting in validateSubUserAgentRegex
- Use NewErrorf with proper formatting instead of NewError with string concatenation
- Add comment explaining the rationale for returning original pattern value
- This preserves the intentional design where empty input is stored as empty
in the DB and inherited as the runtime default at read time
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Co-authored-by: Tomilla <5007859+Tomilla@users.noreply.github.com>
Co-authored-by: Sanaei <ho3ein.sanaei@gmail.com>
