feat: 沉淀 Workbench Kafka 隔离重放探针

scripts/src/hwlab-node-help.ts

@@ -63,6 +63,7 @@ export function hwlabNodeWebProbeHelp(): Record<string, unknown> {
       "bun scripts/cli.ts web-probe observe start --node <node> --lane <lane> --origin public --target-path /projects/mdtodo --sample-interval-ms 5000",
       "bun scripts/cli.ts web-probe observe command webobs-xxxx --type sendPrompt --text 'ping'",
       "bun scripts/cli.ts web-probe observe command webobs-xxxx --type validateRealtimeFanout --profile pure-kafka-live --provider gpt.pika --text '<first-turn>' --second-text '<second-turn>'",
+      "bun scripts/cli.ts web-probe observe command webobs-xxxx --type validateWorkbenchKafkaDebugReplay",
       "bun scripts/cli.ts web-probe observe status webobs-xxxx --command-id cmd-xxxx",
       "bun scripts/cli.ts web-probe observe command webobs-xxxx --type closeMdtodoSourceConfig",
       "bun scripts/cli.ts web-probe observe command webobs-xxxx --type selectMdtodoFile --filename 20260609_频率判断_用户反馈.md",
@@ -113,6 +114,7 @@ export function hwlabNodeWebProbeHelp(): Record<string, unknown> {
       "After observe start, prefer observe status|command|stop|collect|analyze <id> instead of repeating --node/--lane/--state-dir.",
       "Typed observe commands inherit the semantic origin selected by observe start and must not embed a replacement URL or IP.",
       "validateRealtimeFanout is a YAML-profiled background command: it gates submit on two live product subscribers plus three Kafka debug consumers, validates two turns and disconnect/reconnect without replay, and is polled by exact command id.",
+      "validateWorkbenchKafkaDebugReplay 复用 observer 当前 Workbench session，以 owning YAML 中的 topic、group prefix 和超时验证隔离 Kafka 重放，并通过精确 command id 查询结果。",
       "collect views render bounded summaries from existing artifacts and do not create a second source of truth.",
       "performanceCapture records an explicit bounded Chrome CPU profile and drains LongTask/LoAF/event-loop-gap artifacts; performance-summary reads existing artifacts only.",
       "analyze is offline-only: it reads artifact JSONL and writes analysis/report.md plus analysis/report.json.",