chore(release): update version to 0.3.5

- Added new integrations for Telegram, DingTalk, and Mattermost IM channels.
- Introduced a pluggable slash command system and a suggested questions feature for enhanced user interaction.
- Implemented VLM auto-description for images returned by MCP tools.
- Improved stability of MCP tool names and added channel tracking for knowledge entries.
- Fixed multiple bugs including empty responses when no knowledge base is configured and UTF-8 truncation issues.
- Updated documentation to reflect new features and enhancements.

chore(release): bump version to 0.3.4 and update changelog

chore: update CHANGELOG and version to 0.3.3

feat: release v0.3.2 with new features, improvements, and bug fixes

feat(ui): enhance resource management in ListSpaceSidebar and Knowled…

…geBaseList

- Added support for displaying shared knowledge bases in the ListSpaceSidebar, allowing users to see resources shared with them.
- Updated the KnowledgeBaseList to include a section for shared knowledge bases, improving visibility and access to collaborative resources.
- Enhanced internationalization support by adding relevant translations for shared knowledge bases in both English and Chinese.
- Refactored the agent editor modal to categorize knowledge bases into 'My Knowledge Bases' and 'Collaborative Knowledge Bases', streamlining user selection and interaction.

This update improves the user experience by providing clearer access to shared resources and enhancing the overall functionality of the knowledge management system.

fix(i18n): update shared agents knowledge base hint for clarity

feat(migrations): add pg_search extension update migration files

- Create up migration to update pg_search extension to the latest version.
- Create down migration noting that the update cannot be rolled back.

fix: escape @ symbol in i18n strings

fix(frontend): hide upload mask when drag leaves window

Use dragCounter to track drag enter/leave events properly.
The mask now hides when user drags file out of the browser window.

- Add dragleave event listener
- Use counter to handle nested element drag events
- Reset counter on drop and unmount

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

fix: cleanup conversation context stored in Redis