feat(orchestrator): W4 resources view and host samples

A resources timer samples host CPU, RAM, swap and per-session tokens into samples.jsonl; the hub serves them and a Resources view charts them. Committed below the bar on the operator's word 2026-11-12 (no further per-bundle tests, one gate after the merge): the W4 e2e never ran in a real browser.

🎯 Fix: 92 %
💥 Break: 6 %
💸 Cost: 100 %
⏱️ Time: 100 %
🛡️ Security: 100 %
🏆 Score: 86
🚦 Gate: ⛔ break 6 % > 5

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

docs/requirements/001-agent-orchestrator.md

@@ -739,6 +739,8 @@ flowchart TD
 
 ### Phase 6: Resources (S7)
 
+Replaced by [003 W4 Resources](003-operator-workbench.md#w4-resources).
+
 - [ ] The tab shows tokens per agent and accumulated, and CPU, RAM, disk and
       load, on the shared time axis, several values per chart.
 - [ ] Token counts equal the sum of the transcript usage fields of a fixture