Flask->Quart port of IceCharts diagramming (source: v1.1.x primary); dg_* schema; storage providers (MinIO primary + S3/GCS/GDrive/OneDrive); React Flow + Zustand frontend module from src/client tree; Socket.IO -> native Quart WS + Redis pub/sub collab rewrite (Pro+ gated). See docs/design/inventories/icecharts.md.
Spec: docs/design/2026-07-07-elder-platform-merge-design.md (release/v4.0.X)
Flask->Quart port of IceCharts diagramming (source: v1.1.x primary); dg_* schema; storage providers (MinIO primary + S3/GCS/GDrive/OneDrive); React Flow + Zustand frontend module from src/client tree; Socket.IO -> native Quart WS + Redis pub/sub collab rewrite (Pro+ gated). See docs/design/inventories/icecharts.md.
Spec: docs/design/2026-07-07-elder-platform-merge-design.md (release/v4.0.X)