tutor-service/.planning/phases/003-learner-memory/003-SUMMARY.md

Phase 3 Summary

Status: Complete Completed: 2026-04-26

Delivered

• Added internal/learnermemory for profile, concept mastery, misconceptions, interventions, review schedule, and snapshots.
• Added in-memory learner memory store and service.
• Extended GradedAnswer with user_id.
• Implemented ExtractLearningMemory in the workflow stub.
• Wired diagnostic answer submission to memory extraction and evidence-backed memory application.
• Added GET /api/v1/learners/{userID}/memory.
• Added unit and HTTP tests for memory application and readback.

Verification

gofmt -w cmd internal
go test ./...
openspec validate bootstrap-job-tutor-platform --strict

Additional smoke check:

• Diagnostic create/answer followed by learner memory read returned 1 mastery entry for user-1.

Deferred

• Durable database persistence.
• Memory decay and ranking.
• Repeated-mistake clustering beyond the current evidenced candidate writes.
• Progression readiness map UI/API.