Create a Design Sprint Facilitation Guide

Create a facilitation guide for a design sprint on the following challenge:

Challenge / problem statement: [describe the design or business challenge]
Sprint format: [5-day Google Design Sprint / 3-day condensed / 2-day focus sprint]
Team composition: [list roles — e.g. product manager, designer, engineer, stakeholder]
Sprint goal: [what decision or prototype should come out of this sprint?]

Day-by-day facilitation guide:

For each day provide:
- Day goal: what you're trying to achieve
- Morning session agenda (with time blocks and facilitation notes)
- Afternoon session agenda
- Key exercises with step-by-step instructions:
  - Materials needed
  - Time required
  - How to facilitate the exercise
  - What good output looks like
- Day output: what the team should have at the end of the day
- Common failure modes: what can go wrong and how to prevent it

Include: how to handle dominant voices, how to make decisions when the team disagrees, and how to keep energy up on Day 3.