feat(feedback): add durable message feedback backend

docs/config-catalog.md

@@ -1129,6 +1129,20 @@ export interface ReconnectConfig {
 
 Source: [`packages/mcp/mcp-client/src/index.ts:98`](../packages/mcp/mcp-client/src/index.ts)
 
+## `@deepseek-ai/dsh-message-feedback`
+
+Requires: `storageDomain` · `sessionPersistence` · `sessions`
+
+```ts config-catalog
+/** Required deployment policy for optional notes. */
+export interface Config {
+  /** Maximum UTF-8 byte length accepted for one note. */
+  readonly maxNoteBytes: number
+}
+```
+
+Source: [`packages/feedback/message-feedback/src/index.ts:49`](../packages/feedback/message-feedback/src/index.ts)
+
 ## `@deepseek-ai/dsh-permission`
 
 Requires: `bash` · `approval` · `sessions`