Usage — total data dir, Corestore, memory rings, warm HyperDB sample

Hot memory — 15m → 24h (or custom points)
Warm memory — downsampled ring + samples-per-bucket
Disk history — auto-rotate by age (1 day → 1 year, forever, or custom days)
Soft disk budget + max warm points
Auto prune on a configurable hour interval
Dry-run prune / Prune now / Save to agent (admin role)

.env.example

@@ -24,6 +24,11 @@ PEARDATA_DEFAULT_ROLE=viewer
 # PEARDATA_TIER0_POINTS=3600
 # PEARDATA_TIER1_POINTS=1440
 # PEARDATA_TIER1_EVERY=60
+# Seeds for Data Manager (also persisted as data/retention.json after first boot):
+# PEARDATA_WARM_RETENTION_MS=604800000
+# PEARDATA_WARM_MAX_BYTES=0
+# PEARDATA_WARM_MAX_POINTS=0
+# PEARDATA_AUTO_PRUNE=1
 
 # ── HyperDB (warm history + metadata + linked sync) ──────────
 # PEARDATA_HYPERDB=1