Database Backup page (setup per database, limitations, restore), BoardConfiguration backup settings, Docker backup volume, link in home, sidebar and features
Home and sidebar: restructure around v4, link the new pages, move v3 and older to legacy
BoardConfiguration Settings: add TrustedProxies, group settings, fix defaults Add the missing TrustedProxies setting, describe how the rate limiter works (per IP and minute, exemptions), note the shipped RateLimiterPermitLimit of 100, list the allowed values and real defaults of the legacy membership settings, and add an example section.
Updated BoardConfiguration Settings (markdown)
Updated BoardConficuration Settings (markdown)