Stop requiring dsh-client-store in the Plugins card bundle.

Shipped dsh web seed has no client-store entry; use a private snapshot store and only externalize platform seed modules.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/client/card-form.ts

@@ -3,8 +3,8 @@
  * Self-contained (cannot value-import ui-settings-plugins — client bundle purity).
  */
 
-import { createSnapshotStore, type SnapshotStore } from '@deepseek-ai/dsh-client-store'
 import type { SettingsScope, SettingsScopeSnapshot } from '@deepseek-ai/dsh-client-ui-settings/client'
+import { createSnapshotStore, type SnapshotStore } from './snapshot-store.ts'
 
 export type FieldWrite = { kind: 'set'; value: unknown } | { kind: 'clear' }
 

src/client/controller.ts

@@ -4,8 +4,8 @@
 
 import type { Context as ClientContext } from '@deepseek-ai/cordis'
 import type {} from '@deepseek-ai/dsh-api-remotes/client'
-import type { SnapshotStore } from '@deepseek-ai/dsh-client-store'
 import type { SettingsScope, SettingsScopeSnapshot } from '@deepseek-ai/dsh-client-ui-settings/client'
+import type { SnapshotStore } from './snapshot-store.ts'
 import {
   CardForm, textField,
   type CardActions, type CardFieldState, type CardShell,

src/client/snapshot-store.ts

@@ -0,0 +1,34 @@
+/**
+ * Minimal snapshot store for the Plugins card.
+ *
+ * Shipped DSH web (`@deepseek-ai/dsh` ≤0.1.1-rc.2) seeds only react / cordis /
+ * ui-slots / ui-primitives — not `@deepseek-ai/dsh-client-store`. Keep this
+ * private so the client bundle does not require that package.
+ */
+
+export interface SnapshotStore<T> {
+  getSnapshot: () => T
+  subscribe: (listener: () => void) => () => void
+  set: (next: T) => void
+}
+
+/**
+ * Create a synchronous snapshot store (same-tick notify for controlled inputs).
+ * @param init - initial snapshot.
+ * @returns the store.
+ */
+export function createSnapshotStore<T>(init: T): SnapshotStore<T> {
+  let state = init
+  const listeners = new Set<() => void>()
+  return {
+    getSnapshot: () => state,
+    subscribe: (listener) => {
+      listeners.add(listener)
+      return () => { listeners.delete(listener) }
+    },
+    set: (next) => {
+      state = next
+      for (const listener of [...listeners]) listener()
+    },
+  }
+}