Product Discovery Research Generator

Create a full **Product Discovery Plan**.

Product area: {PRODUCT}
User segment: {USER_SEGMENT}
Business goal: {GOAL}

Provide:
1. Problem statement
2. Hypothesis grid (Assumption → Risk → Evidence needed)
3. Research questions
4. Discovery methods (interviews, diary studies, prototypes)
5. Experiment backlog with confidence scoring
6. Key metrics to validate learning
7. Learning milestones
8. Decision criteria (pivot, persevere, kill)