v0.5.60: invitation flow improvements, chat fixes, a2a improvements,…

… additional copilot actions

v0.5.59: a2a support, documentation

v0.5.58: export folders, new tools, permissions groups enhancements

v0.5.57: subagents, context menu improvements, bug fixes

v0.5.56: batch operations, access control and permission groups, bill…

…ing fixes

v0.5.55: polling groups, bedrock provider, devcontainer fixes, workfl…

…ow preview enhancements

v0.5.54: seo, model blacklist, helm chart updates, fireflies integrat…

…ion, autoconnect improvements, billing fixes

v0.5.53: hotkey improvements, added redis fallback, fixes for workflo…

…w tool

v0.5.52: new port-based router block, combobox expression and variabl…

…e support

v0.5.51: triggers, kb, condition block improvements, supabase and gra…

…in integration updates