refactor(host): browse flow off the ./client surface (export discipline)

BrowseDirectoryFlow and its injected face move to the package-internal
src/client/flow.ts, mirroring -native: ./client exports only the Loader
surface and the same-package spec imports the internal module directly.

packages/host/directory-picker-browse/src/client/flow.ts

@@ -0,0 +1,43 @@
+/**
+ * The browse picking occupant (package-internal; the `./client` surface
+ * exposes only the Loader exports). Same-package tests exercise it directly
+ * through this module.
+ */
+import { createElement } from 'react'
+import type { ReactElement } from 'react'
+import type { DirectoryListing } from '@deepseek-ai/dsh-client-runtime/client'
+import type { Translate } from '@deepseek-ai/dsh-client-locale/client'
+// Type-only: the owner contract of the directory-flow holes.
+import type { DirectoryFlowOwnerProps } from '@deepseek-ai/dsh-client-ui-workspace/client'
+import { DirectoryBrowser } from './DirectoryBrowser.tsx'
+
+/** Injected face: the browse wire calls and copy the dialog drives (bound in apply's closure). */
+export interface BrowseFlowInjected {
+  /** List one directory level (absent path = the Host home directory). */
+  listDirectory: (path?: string) => Promise<DirectoryListing>
+  /** Create one child directory under an existing parent. */
+  createDirectory: (path: string, name: string) => Promise<string>
+  /** Localized dialog copy (this package's namespace). */
+  t: Translate
+}
+
+/**
+ * Flow occupant: adapts the hole's owner conversation onto the browser
+ * dialog — a confirmed directory is the picked path, dismissal is the
+ * cancellation. Browse failures (unreadable targets, create conflicts) stay
+ * inside the dialog's own alert surfaces, so the owner's `onError` arm is
+ * never driven by this occupant.
+ * @param props - owner conversation plus the injected browse face.
+ * @returns the dialog element (renders nothing while closed).
+ */
+export function BrowseDirectoryFlow(props: DirectoryFlowOwnerProps & BrowseFlowInjected): ReactElement {
+  return createElement(DirectoryBrowser, {
+    open: props.open,
+    busy: props.busy,
+    listDirectory: props.listDirectory,
+    createDirectory: props.createDirectory,
+    t: props.t,
+    onOpen: props.onPicked,
+    onClose: props.onCancel,
+  })
+}

packages/host/directory-picker-browse/src/client/index.ts

@@ -7,49 +7,16 @@
  * cordis.yml row; no client code branches on a capability kind. The dialog's
  * copy is locale-registered here — the flow package owns its own strings.
  */
-import { createElement } from 'react'
-import type { ReactElement } from 'react'
 import { deferRegistration } from '@deepseek-ai/dsh-client-ui-slots'
-import type { ClientContext, DirectoryListing } from '@deepseek-ai/dsh-client-runtime/client'
-import type { Translate } from '@deepseek-ai/dsh-client-locale/client'
-// Type-only: the SlotMap merge declaring the directory-flow holes and their owner contract.
-import type { DirectoryFlowOwnerProps } from '@deepseek-ai/dsh-client-ui-workspace/client'
-import { DirectoryBrowser } from './DirectoryBrowser.tsx'
+import type { ClientContext } from '@deepseek-ai/dsh-client-runtime/client'
+// Type-only: pulls the SlotMap merge declaring the directory-flow holes.
+import type {} from '@deepseek-ai/dsh-client-ui-workspace/client'
+import type { BrowseFlowInjected } from './flow.ts'
+import { BrowseDirectoryFlow } from './flow.ts'
 
 /** Locale namespace owning the browser dialog's copy. */
 const LOCALE_NS = 'directory-browser'
 
-/** Injected face: the browse wire calls and copy the dialog drives (bound in apply's closure). */
-interface BrowseFlowInjected {
-  /** List one directory level (absent path = the Host home directory). */
-  listDirectory: (path?: string) => Promise<DirectoryListing>
-  /** Create one child directory under an existing parent. */
-  createDirectory: (path: string, name: string) => Promise<string>
-  /** Localized dialog copy (this package's namespace). */
-  t: Translate
-}
-
-/**
- * Flow occupant: adapts the hole's owner conversation onto the browser
- * dialog — a confirmed directory is the picked path, dismissal is the
- * cancellation. Browse failures (unreadable targets, create conflicts) stay
- * inside the dialog's own alert surfaces, so the owner's `onError` arm is
- * never driven by this occupant.
- * @param props - owner conversation plus the injected browse face.
- * @returns the dialog element (renders nothing while closed).
- */
-export function BrowseDirectoryFlow(props: DirectoryFlowOwnerProps & BrowseFlowInjected): ReactElement {
-  return createElement(DirectoryBrowser, {
-    open: props.open,
-    busy: props.busy,
-    listDirectory: props.listDirectory,
-    createDirectory: props.createDirectory,
-    t: props.t,
-    onOpen: props.onPicked,
-    onClose: props.onCancel,
-  })
-}
-
 /** Required services (cordis fiber inject): the slot registry, the wire-facing workspace service, and locale. */
 export const inject = ['slots', 'workspaces', 'locale']
 

packages/host/directory-picker-browse/tests/client-flow.spec.tsx

@@ -6,7 +6,8 @@ import { SlotsService } from '@deepseek-ai/dsh-client-runtime/client'
 import type { DirectoryListing } from '@deepseek-ai/dsh-client-runtime/client'
 import { LocaleService } from '@deepseek-ai/dsh-client-locale/client'
 import type { DirectoryFlowOwnerProps } from '@deepseek-ai/dsh-client-ui-workspace/client'
-import { apply, BrowseDirectoryFlow, inject } from '../src/client/index.ts'
+import { apply, inject } from '../src/client/index.ts'
+import { BrowseDirectoryFlow } from '../src/client/flow.ts'
 
 afterEach(cleanup)