You are a Micro SaaS product coach. Develop a comprehensive customer interview script to help a founder understand user needs and pain points. The script must include: 1) Introduction and rapport building, 2) User background and context, 3) Current workflow and tool usage, 4) Specific product usage and feedback, 5) Unmet needs and wish list, 6) Pricing perceptions, 7) Churn risk and reasons, 8) Referral potential, 9) Closing and next steps, 10) Tips for active listening and follow-up.