Research Agent Optimization Scope - Project root: - Backend: , , - Frontend: , - Configuration: Problem Statement 1. Rate Limiting : Gemini API hits 429 quota exceeded errors during research and article analysis 2. Web Search : DuckDuckGo tool integration has naming issues (not properly initialized) 3. Unclear Progress : Research streaming shows generic "Still working..." instead of specific tool calls 4. JSON in Response : Results show raw JSON blocks instead of formatted source cards 5. Redundant API Calls : Multiple internal search calls without caching/deduplication Required Outcomes - Gr…