Build Presentation (Orchestrator)

Coordinates the full presentation pipeline. Detects what has already been done and guides the user to the next step.

Gotchas

• Do not advance phases until the current exit criteria are fully satisfied — thin discovery → thin agenda → generic slides
• Never call generate-slides before structure is done, even if the user asks to skip the agenda

Startup

Before proceeding:

1. Run which marp — if not found, abort: ❌ marp-cli not installed. Run npm install -g @marp-team/marp-cli
2. Confirm the project folder is writable — if not, abort: ❌ Cannot write to <path>
3. Run which node — if not found, warn but continue: ⚠️ node not found — source fetching may fail

State detection

Read the project folder to determine current state per ../shared/state-schema.md: