- Added action mode validation in cross-team and team messaging handlers to ensure only valid modes ('do', 'ask', 'delegate') are accepted.
- Enhanced MessageComposer and TeamDetailView to support action mode selection and pass it through to message sending functions.
- Introduced utility functions to build action mode-specific message content for better clarity in communication.
- Updated tests to cover action mode scenarios, including validation and handling of invalid modes.
- Improved user experience by integrating action mode instructions into message delivery for leads.
