Prompt

Advise on blockchain integration options.

<use_case>
{problem blockchain might solve}
</use_case>

<requirements>
{privacy, performance, cost needs}
</requirements>

<constraints>
{regulatory, technical limitations}
</constraints>

Advise:
1. Blockchain necessity analysis
2. Platform comparison
3. Architecture design
4. Smart contract approach
5. Integration strategy
6. Alternative solutions