12d75ff7f5
* docs: fix thinking link and add reasoning anchor reference * docs(channels): rename LINE setup heading to onboarding * docs(channels): normalize Nextcloud Talk onboarding headings * docs(channels): use onboarding heading for Matrix setup * docs(channels): standardize Discord onboarding heading * docs(channels): standardize Telegram onboarding heading * docs(channels): standardize WhatsApp onboarding heading * docs(channels): rename iMessage onboarding and configuration sections * docs(channels): rename Slack onboarding and configuration sections * docs(channels): rename Signal onboarding heading