ResearchStudy
   └── ResearchSession
         ├── Participant
         ├── Observation
         └── InterviewResponse

ResearchStudy
   └── Insight

Optional Tables (Add Later if Needed)

Only add these if your research matures:

🔹 Task

• Tracks specific tasks users attempt

• Useful for usability testing

🔹 PainPoint

• Structured problems mapped to insights

🔹 Persona

• If you formally map participants to personas

🔹 Artifact

• Screenshots, photos, notes, whiteboard captures