changelog: labels at start + add Fixed section

Author: DOS AI Bot

changelog.md

@@ -6,16 +6,21 @@ New updates and improvements to DOS AI.
 
 ### New
 
-- **Public Changelog Page** — Track all platform updates at [dos.ai/changelog](https://dos.ai/changelog). *(Platform)*
-- **WhatsApp & Zalo Channel Support** — Agents can now connect to WhatsApp and Zalo with native webhook handling. *(Dashboard)*
-- **Shared Bot Integration** — Simplified shared bot setup via pairing codes for messaging platforms. *(Dashboard)*
-- **Referral System** — Invite others and earn credits with the new referral program. *(Dashboard)*
-- **Full Vietnamese Localization** — All pages now support complete English and Vietnamese localization. *(Dashboard)*
+- `Platform` **Public Changelog Page** — Track all platform updates at [dos.ai/changelog](https://dos.ai/changelog).
+- `Dashboard` **WhatsApp & Zalo Channel Support** — Agents can now connect to WhatsApp and Zalo with native webhook handling.
+- `Dashboard` **Shared Bot Integration** — Simplified shared bot setup via pairing codes for messaging platforms.
+- `Dashboard` **Referral System** — Invite others and earn credits with the new referral program.
+- `Dashboard` **Full Vietnamese Localization** — All pages now support complete English and Vietnamese localization.
 
 ### Improved
 
-- **Organization Switcher Redesign** — Split-panel view for easier navigation between organizations and projects. *(Dashboard)*
-- **Agent Detail Page Layout** — Cleaner layout with stats and controls above tabs. *(Dashboard)*
-- **Instance Redeploy Controls** — Manually redeploy and upgrade instances only when updates are available. *(Dashboard)*
-- **Slack Bot UI Simplified** — Pairing code flow replaces complex OAuth setup. *(Dashboard)*
-- **Health Monitor Recovery** — Containers are automatically recreated when unexpectedly missing. *(Dashboard)*
+- `Dashboard` **Organization Switcher Redesign** — Split-panel view for easier navigation between organizations and projects.
+- `Dashboard` **Agent Detail Page Layout** — Cleaner layout with stats and controls above tabs.
+- `Dashboard` **Instance Redeploy Controls** — Manually redeploy and upgrade instances only when updates are available.
+- `Dashboard` **Slack Bot UI Simplified** — Pairing code flow replaces complex OAuth setup.
+
+### Fixed
+
+- `Dashboard` **Health Monitor Recovery** — Containers are automatically recreated when unexpectedly missing.
+- `Dashboard` **OG Metadata & Card Layout** — Fixed OpenGraph metadata and integrations card expand behavior.
+- `Dashboard` **Zalo Icon & Bot Link** — Removed duplicate Zalo banner, fixed icon and added bot link.