重构主控编排与运行时预热链路，统一工作区提示词/专家调度协议并补齐 wiki 记忆注入与写回闭环。

同时收敛启动与运维脚本默认行为（含 wiki worker）、更新 Admin 可观测性与相关测试，降低首轮时延并提高运行稳定性。

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openclaw/qa/scenarios/models/model-switch-follow-up.md

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+# Model switch follow-up
+
+```yaml qa-scenario
+id: model-switch-follow-up
+title: Model switch follow-up
+surface: models
+coverage:
+  primary:
+    - models.switching
+  secondary:
+    - runtime.session-continuity
+objective: Verify the agent can switch to a different configured model and continue coherently.
+successCriteria:
+  - Agent reflects the model switch request.
+  - Follow-up answer remains coherent with prior context.
+  - Final report notes whether the switch actually happened.
+docsRefs:
+  - docs/help/testing.md
+  - docs/web/dashboard.md
+codeRefs:
+  - extensions/qa-lab/src/report.ts
+execution:
+  kind: flow
+  summary: Verify the agent can switch to a different configured model and continue coherently.
+  config:
+    initialPrompt: "Say hello from the default configured model."
+    followupPrompt: "Continue the exchange after switching models and note the handoff."
+```
+
+```yaml qa-flow
+steps:
+  - name: runs on the default configured model
+    actions:
+      - call: reset
+      - call: runAgentPrompt
+        args:
+          - ref: env
+          - sessionKey: agent:qa:model-switch
+            message:
+              expr: config.initialPrompt
+            timeoutMs:
+              expr: liveTurnTimeoutMs(env, 30000)
+      - call: waitForOutboundMessage
+        saveAs: outbound
+        args:
+          - ref: state
+          - lambda:
+              params: [candidate]
+              expr: "candidate.conversation.id === 'qa-operator'"
+    detailsExpr: "env.mock ? String((await fetchJson(`${env.mock.baseUrl}/debug/last-request`))?.body?.model ?? '') : outbound.text"
+  - name: switches to the alternate model and continues
+    actions:
+      - set: alternate
+        value:
+          expr: splitModelRef(env.alternateModel)
+      - call: runAgentPrompt
+        args:
+          - ref: env
+          - sessionKey: agent:qa:model-switch
+            message:
+              expr: config.followupPrompt
+            provider:
+              expr: alternate?.provider
+            model:
+              expr: alternate?.model
+            timeoutMs:
+              expr: resolveQaLiveTurnTimeoutMs(env, 30000, env.alternateModel)
+      - call: waitForCondition
+        saveAs: outbound
+        args:
+          - lambda:
+              expr: "state.getSnapshot().messages.filter((candidate) => candidate.direction === 'outbound' && candidate.conversation.id === 'qa-operator' && (() => { const lower = normalizeLowercaseStringOrEmpty(candidate.text); return lower.includes('switch') || lower.includes('handoff'); })()).at(-1)"
+          - expr: resolveQaLiveTurnTimeoutMs(env, 20000, env.alternateModel)
+      - assert:
+          expr: "!env.mock || ((await fetchJson(`${env.mock.baseUrl}/debug/last-request`))?.body?.model === 'gpt-5.4-alt')"
+          message:
+            expr: "`expected gpt-5.4-alt, got ${String((await fetchJson(`${env.mock.baseUrl}/debug/last-request`))?.body?.model ?? '')}`"
+    detailsExpr: outbound.text
+```