docs(rel-006): BAT-035/036 포함 + 배포 근거 보완 — confirmed

- BAT-035/036 batch index: confirmed → release-candidate
- rel-006: BAT-035/036 추가, status confirmed, SHA 명시, smoke 한계·외부 소비자 분석 기술
- daemon.py: stale 주석 trex.snapshot.req → trex.slots.req

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

trex_core/runtime/daemon.py

@@ -5,7 +5,7 @@ strategy-facing communication runs over RabbitMQ (REQ-021/022/023).
 
 Threads (started in `run()`):
   - intent RPC consumer    — `trex.intent.req`,  prefetch=1, FIFO, dedup via intent_log
-  - snapshot RPC consumer  — `trex.snapshot.req` (also refreshes the watchdog)
+  - slots RPC consumer     — `trex.slots.req` (also refreshes the watchdog; BAT-035/REQ-073)
   - control RPC consumer    — `trex.control.req` (pause/resume/list + kill_switch/resume_kill_switch, REQ-032/043)
   - execution loop         — broker dispatch + poll + slot transitions + event emit
   - ledger writer          — ledger outbox drain (REQ-019)