docs: update changelog for v0.31.0 (#152)

Author: augmentmoogi

CHANGELOG.md

@@ -1,5 +1,20 @@
 # Changelog
 
+### 0.31.0
+
+#### New Features
+- **Cloud Workflow Triggers**: `auggie cloud` experts can now use Jira, Confluence, GitLab, and Microsoft Teams as persistent workflow trigger sources.
+- **Session Space Pinning**: `auggie cloud session create` now accepts `--space-id` to pin a new session to a Space.
+- **VFS File Links**: Added `auggie cloud vfs get-url` to generate compact, durable links to VFS files.
+
+#### Improvements
+- **Daemon Worktree Directory**: `auggie daemon` can now be configured with a custom worktree directory.
+
+#### Bug Fixes
+- Fixed `auggie cloud expert list --by-usage` to report weekly active users consistently with the webapp.
+- Fixed owner parity for opted-in shared MCP servers.
+- Fixed `${...}` variable expansion across MCP server and hook config files, including plugin-root variables.
+
 ### 0.30.0
 
 #### New Features