fix: language selector mutual exclusion with preset buttons

- When "Other" is selected, preset language buttons are deselected
- Only one option can be selected at a time
- Refactor dictionary page with zustand store
- Add custom language input option to dictionary
- Fix multiple issues in dictionary bigmodel pipeline

src/modules/folder/folder-service-dto.ts

@@ -0,0 +1,108 @@
+import { Visibility } from "../../../generated/prisma/enums";
+
+export type ServiceInputCreateFolder = {
+  name: string;
+  userId: string;
+};
+
+export type ServiceInputRenameFolder = {
+  folderId: number;
+  newName: string;
+};
+
+export type ServiceInputDeleteFolder = {
+  folderId: number;
+};
+
+export type ServiceInputSetVisibility = {
+  folderId: number;
+  visibility: Visibility;
+};
+
+export type ServiceInputCheckOwnership = {
+  folderId: number;
+  userId: string;
+};
+
+export type ServiceInputCheckPairOwnership = {
+  pairId: number;
+  userId: string;
+};
+
+export type ServiceInputCreatePair = {
+  folderId: number;
+  text1: string;
+  text2: string;
+  language1: string;
+  language2: string;
+};
+
+export type ServiceInputUpdatePair = {
+  pairId: number;
+  text1?: string;
+  text2?: string;
+  language1?: string;
+  language2?: string;
+};
+
+export type ServiceInputDeletePair = {
+  pairId: number;
+};
+
+export type ServiceInputGetPublicFolders = {
+  limit?: number;
+  offset?: number;
+};
+
+export type ServiceInputSearchPublicFolders = {
+  query: string;
+  limit?: number;
+};
+
+export type ServiceInputToggleFavorite = {
+  folderId: number;
+  userId: string;
+};
+
+export type ServiceInputCheckFavorite = {
+  folderId: number;
+  userId: string;
+};
+
+export type ServiceInputGetUserFavorites = {
+  userId: string;
+  limit?: number;
+  offset?: number;
+};
+
+export type ServiceOutputFolder = {
+  id: number;
+  name: string;
+  visibility: Visibility;
+  createdAt: Date;
+  userId: string;
+};
+
+export type ServiceOutputFolderWithDetails = ServiceOutputFolder & {
+  userName: string | null;
+  userUsername: string | null;
+  totalPairs: number;
+  favoriteCount: number;
+};
+
+export type ServiceOutputFavoriteStatus = {
+  isFavorited: boolean;
+  favoriteCount: number;
+};
+
+export type ServiceOutputUserFavorite = {
+  id: number;
+  folderId: number;
+  folderName: string;
+  folderCreatedAt: Date;
+  folderTotalPairs: number;
+  folderOwnerId: string;
+  folderOwnerName: string | null;
+  folderOwnerUsername: string | null;
+  favoritedAt: Date;
+};