Detect Oversized Soroban Event Payloads

[mijinummi]

🧠 Concept

Detect events carrying unnecessarily large payloads.

⚠️ Problem

Large event payloads can increase transaction resource consumption.

📁 Implementation Scope

• packages/rules/soroban/events/
• packages/analyzers/soroban/serialization/

✅ Requirements

• Analyze event payload types
• Estimate payload size
• Detect large structures
• Generate optimization guidance

🎯 Acceptance Criteria

• Oversized payloads detected
• Payload size estimated
• Source locations reported
• Tests added

[oyinade247]

Can I work on this pleaseeeeeeeeee