Merge remote-tracking branch 'origin/master' into worktree/web-multimodal-image-input

# Conflicts:
#	.agents/notes/implemented/architecture/2026-07-05-reconstructable-requests.i18n.yaml
#	docs/config-catalog.md
#	docs/cordis-catalog/events.md
#	docs/cordis-catalog/services.md
#	docs/core-data-structures/core.md
#	docs/core-data-structures/core.zh.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
#	docs/subsystems/attachment.i18n.yaml
#	docs/subsystems/attachment.md
#	docs/subsystems/attachment.zh.md
#	docs/subsystems/core.i18n.yaml
#	examples/acp-agent/tests/snapshots/cordis-inspect-jsdoc/session.jsonl
#	packages/README.i18n.yaml
#	packages/README.md
#	packages/README.zh.md
#	packages/client/runtime/package.json
#	packages/client/ui-conversation/package.json
#	packages/client/ui-conversation/src/client/chat/AssistantMarkdown.tsx
#	packages/client/ui-conversation/src/client/chat/ChatView.tsx
#	packages/client/ui-conversation/src/client/chat/MessageItem.tsx
#	packages/client/ui-conversation/src/client/index.ts
#	packages/client/ui-conversation/tests/input-bar.spec.tsx
#	packages/compact/compact-basic/README.i18n.yaml
#	packages/compact/compact-basic/README.md
#	packages/compact/compact-basic/README.zh.md
#	packages/host/apiproxy/src/api-proxy.ts
#	packages/host/apiproxy/src/api/index.ts
#	packages/host/apiproxy/src/api/sessions.ts
#	packages/host/apiproxy/src/index.ts
#	packages/host/apiproxy/tests/api-proxy-models.spec.ts
#	packages/self-modification/tool-cordis/src/api-catalog.ts
#	pnpm-lock.yaml
#	scripts/type-equiv.manifest.json

packages/client/test-runtime/src/fixtures.ts

@@ -2,6 +2,7 @@
 import type {
   ConversationSnapshot, ISession, SessionId, SessionSummary, WorkspaceListState,
 } from '@deepseek-ai/dsh-client-runtime/client'
+import { EMPTY_CHAT_SNAPSHOT } from '@deepseek-ai/dsh-client-runtime/client'
 
 /**
  * Fixture overrides for the session behavior face: any subset of the
@@ -45,12 +46,12 @@ export interface SessionFixture {
 export function conversationSnapshot(sessionId: SessionId): ConversationSnapshot {
   return {
     sessionId,
+    chat: EMPTY_CHAT_SNAPSHOT,
     nodes: [],
     turnTimings: new Map(),
     turnEnds: new Map(),
     partial: null,
     runningCalls: [],
-    codeDispatches: new Map(),
     pending: [],
     queue: [],
     running: false,

packages/client/test-runtime/src/index.ts

@@ -22,7 +22,9 @@ import { act, render, within } from '@testing-library/react'
 import type { RenderResult } from '@testing-library/react'
 import type { queries } from '@testing-library/dom'
 import type { BoundFunctions } from '@testing-library/dom'
-import { SlotsService } from '@deepseek-ai/dsh-client-runtime/client'
+import {
+  ConversationEventRegistry, ConversationViewRegistry, SlotsService,
+} from '@deepseek-ai/dsh-client-runtime/client'
 import { createSlotRenderer } from '@deepseek-ai/dsh-client-web-react'
 import type {
   ChildrenDecl, ComposedProps, OwnerOf, SlotComponent, SlotMap, SlotRendererHost, StoreInstanceLike,
@@ -40,7 +42,7 @@ export type { SessionBehaviorOverrides, SessionFixture, Stabilizer } from './fix
 export { makeTranslate } from './translate.ts'
 export { usePinnedBrowserLanguages } from './locale-env.ts'
 
-/** Erased register face for the internal root call (the public declare seam holds the typing). */
+/** Erased register face for the internal root call (the public declaration contract holds the typing). */
 type ErasedRegister = (options: object, component: unknown) => () => void
 
 /**
@@ -80,7 +82,7 @@ export interface FeatureHandle {
 /**
  * Owner-props cell behind the auto frame: one external store the frame
  * subscribes to, so {@link SlotTestRuntime.renderSlot} and
- * {@link SlotView.update} drive React through the standard uSES seam.
+ * {@link SlotView.update} drive React through the standard uSES boundary.
  */
 class OwnerPropsCell {
   private readonly owners = new Map<string, object>()
@@ -142,11 +144,11 @@ export class TestRoot {
    */
   async declare<const D extends ChildrenDecl>(
     children: D,
-    frame: SlotComponent<ComposedProps<'root', keyof NoInfer<D> & keyof SlotMap & string, undefined, object>>,
+    frame: SlotComponent<ComposedProps<'root', never, keyof NoInfer<D> & keyof SlotMap & string, undefined, object>>,
   ): Promise<void> {
     await this.stabilize(() => {
       // Erased hop (same pattern as SlotsService's own implementation arm);
-      // the declare signature above is the typed seam.
+      // the declaration signature above is the typed contract.
       this.disposeEntry = (this.slots.register as unknown as ErasedRegister)({ name: 'root', children }, frame)
     })
   }
@@ -218,6 +220,8 @@ export class SlotTestRuntime {
     const ctx = new Context()
     const fiber = ctx.plugin(SlotsService)
     await fiber.await()
+    await ctx.plugin(ConversationEventRegistry).await()
+    await ctx.plugin(ConversationViewRegistry).await()
     return new SlotTestRuntime(ctx, ctx.get('slots') as SlotsService)
   }
 
@@ -267,7 +271,7 @@ export class SlotTestRuntime {
 
   /**
    * Render the root slot tree through the ctx-level entry (the shell's own
-   * seam): `ctx.slots.renderSlot('root', {})` under Testing Library.
+   * entry point): `ctx.slots.renderSlot('root', {})` under Testing Library.
    * @returns the Testing Library view.
    */
   renderRoot(): RenderResult {

packages/client/test-runtime/src/sessions.ts

@@ -378,7 +378,7 @@ export class TestSessions implements ISessions {
   }
 
   /**
-   * Read the session scope tag off a context (service-method seam mirror).
+   * Read the session scope tag off a context (service-method boundary mirror).
    * @param ctx - any client context.
    * @returns the session id, or undefined on root contexts.
    */