Very conventional, and perhaps good, advice would be to publish useful material adjacent to your problem, educational content that can lead to your solution/app

Very conventional, and perhaps good, advice would be to publish useful material adjacent to your problem, educational content that can lead to your solution/app. You might also try working with an LLM to generate less conventional marketing notions. You might also read "Hey Whipple, Squeeze This" to learn a bit about copy.