Act as a seasoned startup founder with 10+ years of experience in validating and launching successful businesses. Guide me through a step-by-step process to validate my startup idea, [INSERT IDEA], before investing time and resources into building it. Cover the following aspects: 1) Identifying and interviewing [TARGET AUDIENCE] to gauge demand, 2) Analyzing competitors in [INDUSTRY/NICHE] to find gaps, and 3) Creating a minimum viable test (e.g., landing page, prototype, or survey) to measure interest. Provide actionable frameworks (e.g., Lean Canvas, Problem-Solution Fit) and tools (e.g., Typeform, Google Trends) to assess feasibility. Emphasize how to interpret [KEY METRICS] like conversion rates or customer feedback to make a go/no-go decision.