Merge remote-tracking branch 'origin/master' into worktree/pr628-merge-20260727

# Conflicts:
#	.agents/notes/implemented/architecture/2026-06-21-bounded-llm-request-recovery.md
#	docs/architecture.i18n.yaml
#	docs/config-catalog.md
#	docs/cordis-catalog/events.md
#	docs/cordis-catalog/services.md
#	docs/core-data-structures/llm-streaming.i18n.yaml
#	docs/core-data-structures/llm-streaming.md
#	docs/core-data-structures/llm-streaming.zh.md
#	docs/event-producer-consumer.md
#	docs/module-graph.md
#	examples/headless-agent/tests/headless.snapshot.ts
#	packages/compact/compact-basic/tests/compact-loop-repro.spec.ts
#	packages/cordis/tool-cordis/src/api-catalog.ts
#	packages/core/agent-loop/README.md
#	packages/core/agent-loop/src/loop.ts
#	packages/examples/agent-spine-demo/README.md
#	packages/llm/README.md
#	packages/llm/llm-deepseek/src/adapter.ts
#	packages/llm/llm-pi-ai/src/adapter.ts
#	packages/llm/llm-retry/README.md
#	packages/llm/llm/README.md
#	packages/llm/llm/src/index.ts
#	packages/llm/llm/tests/service.spec.ts
#	packages/support/llm-replay/src/index.ts
#	packages/support/llm-replay/tests/llm-replay.spec.ts

packages/llm/llm-pi-ai/src/config.ts

@@ -5,7 +5,7 @@
  */
 
 import { getBuiltinProviders } from '@earendil-works/pi-ai/providers/all'
-import type { CacheRetention, ThinkingBudgets, ThinkingLevel, Transport } from '@earendil-works/pi-ai'
+import type { CacheRetention, ModelThinkingLevel, ThinkingBudgets, Transport } from '@earendil-works/pi-ai'
 import z from 'schemastery'
 import { MAX_TIMER_DELAY_MS } from '@deepseek-ai/dsh-timeout'
 import { resolveRetryPolicy, RetryPolicySchema } from '@deepseek-ai/dsh-llm'
@@ -25,7 +25,7 @@ export interface PiAiProviderProfile {
   /** Provider request headers; Harness attribution wins reserved names. */
   headers?: Record<string, string>
   /** Provider-neutral pi-ai reasoning level. */
-  reasoning?: ThinkingLevel
+  reasoning?: ModelThinkingLevel
   /** Token budgets used by reasoning providers that support them. */
   thinkingBudgets?: ThinkingBudgets
   /** Prompt-cache retention preference. */
@@ -68,7 +68,7 @@ const profile = z.object({
   apiKey: z.string(),
   baseURL: z.string(),
   headers: z.dict(z.string()),
-  reasoning: z.union(['minimal', 'low', 'medium', 'high', 'xhigh', 'max']),
+  reasoning: z.union(['off', 'minimal', 'low', 'medium', 'high', 'xhigh', 'max']),
   thinkingBudgets,
   cacheRetention: z.union(['none', 'short', 'long']),
   transport: z.union(['sse', 'websocket', 'websocket-cached', 'auto']),