docs(changelog): stamp #7720 under [Unreleased]

CHANGELOG.md

@@ -39,6 +39,14 @@
 
 ### Fixed
 
+- **MCP status, tool inventory and `/reload-mcp` follow the profile you're using.** With several
+  profiles in one WebUI, a chat turn mirrored its profile into the process environment, so the Agent
+  saw every profile as the launch profile. The MCP panel could then show another profile's servers,
+  and `/reload-mcp` could restart them. Status, tool listing and reload now resolve through the
+  request's profile, and a reload in one profile leaves another profile's live MCP connections and
+  in-flight tool calls alone. This needs the Agent's `pin_process_hermes_home` (hermes-agent #120103).
+  On an older Agent the panel says live status is unavailable while a turn runs, and `/reload-mcp`
+  refuses, rather than guessing. (#7720 by @tancou, fixes #7721)
 - **On a phone, Enter in the composer inserts a newline.** Some iPhones report a fine pointer to the
   browser, so the phone-keyboard check fell through and plain Enter sent the message mid-sentence.
   Phones (iPhone, iPod, and Android phones) now always get a newline on Enter; Ctrl/Cmd+Enter and