refactor: remove remaining dead code

webui/src/hooks/useAttachedImages.ts

@@ -9,10 +9,10 @@ import type { WebUIIngressLimits } from "@/lib/types";
  * - ``ready``     — ``dataUrl`` available; safe to submit
  * - ``error``     — validation / decode failure; chip shows inline error
  */
-export type AttachmentStatus = "encoding" | "ready" | "error";
+type AttachmentStatus = "encoding" | "ready" | "error";
 export type AttachmentKind = "image" | "file";
 
-export interface AttachedAttachment {
+interface AttachedAttachment {
   id: string;
   kind: AttachmentKind;
   file: File;
@@ -32,7 +32,7 @@ export interface AttachedAttachment {
 
 export type AttachedImage = AttachedAttachment;
 
-export interface RestoredReadyAttachment {
+interface RestoredReadyAttachment {
   dataUrl: string;
   name?: string;
   kind?: AttachmentKind;
@@ -55,8 +55,8 @@ export type AttachmentError =
   | "io";                // file read failed at the browser layer
 
 export const MAX_ATTACHMENTS_PER_MESSAGE = 4;
-export const MAX_ATTACHMENT_BYTES = 6 * 1024 * 1024;
-export const MAX_TOTAL_ATTACHMENT_BYTES = 24 * 1024 * 1024;
+const MAX_ATTACHMENT_BYTES = 6 * 1024 * 1024;
+const MAX_TOTAL_ATTACHMENT_BYTES = 24 * 1024 * 1024;
 
 /** MIME whitelist — mirrors the server's and the ``<input accept>`` attr. */
 const ACCEPTED_IMAGE_MIMES: ReadonlySet<string> = new Set([

webui/src/hooks/useClipboardAndDrop.ts

@@ -11,7 +11,7 @@ import { acceptedAttachmentKind } from "@/hooks/useAttachedImages";
  *   - Plain text pasted alongside attachments is *not* consumed by this helper,
  *     so the caller can still let the textarea receive it naturally.
  */
-export function extractImageFilesFromPaste(
+function extractImageFilesFromPaste(
   event: ClipboardEvent | React.ClipboardEvent,
 ): File[] {
   const clipboard = (event as ClipboardEvent).clipboardData
@@ -27,7 +27,7 @@ export function extractImageFilesFromPaste(
 }
 
 /** Extract dropped attachment files, mirroring ``extractImageFilesFromPaste``. */
-export function extractImageFilesFromDrop(
+function extractImageFilesFromDrop(
   event: DragEvent | React.DragEvent,
 ): File[] {
   const dt = (event as DragEvent).dataTransfer

webui/src/hooks/useSidebarState.ts

@@ -5,7 +5,7 @@ import { normalizeWorkbenchState } from "@/components/workbench/workbench-model"
 import { fetchSidebarState } from "@/lib/api";
 import type { ChatSummary, SidebarStatePayload } from "@/lib/types";
 
-export const DEFAULT_SIDEBAR_STATE: SidebarStatePayload = {
+const DEFAULT_SIDEBAR_STATE: SidebarStatePayload = {
   schema_version: 1,
   pinned_keys: [],
   archived_keys: [],
@@ -74,7 +74,7 @@ function boolMap(value: unknown): Record<string, boolean> {
   return out;
 }
 
-export function normalizeSidebarState(raw: unknown): SidebarStatePayload {
+function normalizeSidebarState(raw: unknown): SidebarStatePayload {
   if (!raw || typeof raw !== "object" || Array.isArray(raw)) {
     return { ...DEFAULT_SIDEBAR_STATE, view: { ...DEFAULT_SIDEBAR_STATE.view } };
   }