# MassGen v0.1.48 Release Announcement ## Release Summary We're excited to release MassGen v0.1.48, adding Decomposition Mode! 🚀 A new coordination mode that decomposes tasks into subtasks assigned to individual agents, with a presenter agent synthesizing the final result. Plus: Worktree isolation for safe file writes with review modal, quickstart wizard Docker setup, and bug fixes. ## Install ```bash pip install massgen==0.1.48 ``` ## Links - **Release notes:** https://github.com/massgen/MassGen/releases/tag/v0.1.48 - **X post:** [TO BE ADDED AFTER POSTING] - **LinkedIn post:** [TO BE ADDED AFTER POSTING] --- ## Full Announcement (for LinkedIn) Copy everything below this line, then append content from `feature-highlights.md`: --- We're excited to release MassGen v0.1.48, adding Decomposition Mode! 🚀 A new coordination mode that decomposes tasks into subtasks assigned to individual agents, with a presenter agent synthesizing the final result. Plus: Worktree isolation for safe file writes with review modal, quickstart wizard Docker setup, and bug fixes. **Key Features:** **Decomposition Mode** - New `decomposition` coordination mode: - Automatically decomposes complex tasks into subtasks assigned to individual agents - Presenter agent role for synthesizing subtask results into a final answer - TUI mode bar toggle, subtask assignment display, and generation modals - Quickstart wizard integration for easy decomposition mode selection **Worktree Isolation** - Safe file writes with review workflow: - New `write_mode` config for git worktree-based isolation of agent writes - Review modal for approving/rejecting changes before applying to original paths - Shadow repo support for non-git directories **Quickstart Wizard Docker Setup** - Docker setup step with animated pull progress and real-time stdout streaming Release notes: https://github.com/massgen/MassGen/releases/tag/v0.1.48 Feature highlights: