Document the Main/Develop branch selector for update checks and the Update button
Document the manual-update-required flag and warning behavior
Link the consolidated 1.26.0 upgrade-issues discussion
Document external-reference gotchas (rpt.conf idrecording, SkywarnPlus bridge) when upgrading past 1.26.0
Document the one-time manual-update requirement for pre-1.26.0 installs
Update paths/URLs for AllStar-Herald rename and herald naming scrub Matches the repo rename (ASL3-Herald -> AllStar-Herald) and the internal path/naming scrub (asl3-herald -> herald, daemon+config consolidated into one directory) shipped in v1.26.0.
Add full documentation: Getting Started, feature pages, Configuration Reference, Troubleshooting