v0.3.0 — MorpheOS Code

MorpheOS Code — Captain Zeus at the helm

The interactive chat agent graduates to a first-class TUI with personality, safety, and polish.

What's new in v0.3.0

Chat TUI

• Full-screen Ink TUI with streaming, tool execution display, and side panel
• Captain Zeus personality — British ship captain with dry wit and ship metaphors
• 8 tools: read_file, write_file, edit_file, search_content, search_files, run_command, list_directory, delete_file

Keyboard settings panel (/settings)

• Arrow-key navigable configuration overlay
• Model toggle (Flash ↔ Pro) with ←→ keys
• Thinking toggle (ON/OFF)

Destructive command safety gate

• 14 command patterns permanently blocked: rm -rf, sudo, curl-to-shell, force push, chmod 777, eval injection, kill -9, and more
• 122 adversarial tests specifically targeting the safety gate
• 11 bypasses found and fixed during adversarial testing

Polish

• /model flash|pro to switch engines mid-session
• /thinking to toggle reasoning visibility (hidden by default)
• Friendly Zeus-flavoured error messages
• Rewritten README for open-source appeal

By the numbers

• 873 tests, 0 failures
• 824 adversarial tests across 18 modules
• 14 destructive command patterns blocked
• 25+ bugs found and fixed via adversarial sweep

Install

git clone https://github.com/tylerbuilds/deepseek-harness.git
cd deepseek-harness
git checkout v0.3.0
bash scripts/install-local.sh --install-dir "$HOME/bin" --force
export PATH="$HOME/bin:$PATH"
export DEEPSEEK_API_KEY="sk-..."
deepseek-harness chat

Requirements

• Node.js >= 24
• DeepSeek API key (https://platform.deepseek.com/api_keys)