Fix weekly report kwargs; close backup task in handoff

docs/HANDOFF-2026-05-27.md

@@ -117,7 +117,6 @@ make beszel-install-agents BESZEL_ONLY=pote-236   # if agent not yet installed
 
 | P | Task | Owner | Status |
 |---|------|-------|--------|
-| **P1** | Proxmox backup schedule for LXC **236** on pve10 | @you | ⏳ |
 | **P3** | Dedicated `pote@levkine.ca` mailbox (vs shared `alerts@`) | @you | optional / low |
 | **P3** | Git deploy on LXC (replace rsync-only) | @agent | optional / low |
 | **P3** | Kuma LAN health monitor | @agent | optional / low |
@@ -125,7 +124,8 @@ make beszel-install-agents BESZEL_ONLY=pote-236   # if agent not yet installed
 | **P3** | Full history ingest (second data source beyond kadoa cap) | @agent | optional / low |
 
 **Closed 2026-07-11:** Beszel agent on pote-236 (`beszel-agent` active).  
-**Closed 2026-07-12:** `make deploy-pote` synced to LXC 236; 07:00 cron email delivered (`idobkin@gmail.com`, log OK). DB ~1129 trades / 80 officials.
+**Closed 2026-07-12:** `make deploy-pote` synced to LXC 236; 07:00 cron email delivered (`idobkin@gmail.com`, log OK). DB ~1129 trades / 80 officials.  
+**Closed 2026-07-15:** Proxmox backup — LXC 236 confirmed in pve10 vzdump job vmid list. Daily email re-verified through Jul 15 (44 successes logged); DB now 85 officials / 1161 trades. **Weekly report bug fixed** — caller in `report_generator.py` passed stale kwarg names (`days_lookback`/`min_suspicious_trades`/`min_timing_score`) to `PatternDetector.identify_repeat_offenders(lookback_days, min_suspicious_rate)`; had been failing silently every Sun 08:00 since ≥2026-07-05. Fixed + deployed to `.48` + verified `generate_weekly_summary()`/`format_as_text()` run clean (next real send: Sun 08:00).
 
 ### Not planned (unless you want them)