fix: get rid of types.ts file

src/cnb.ts

@@ -1,4 +1,16 @@
-import { ClassListArray } from './types';
+export type ClassValue =
+  | string
+  | null
+  | boolean
+  | undefined
+  | IClassListDictionary
+  | ClassListArray;
+
+export type ClassListArray = ClassValue[];
+
+export interface IClassListDictionary {
+  [cn: string]: any; // it can be anything
+}
 
 const { isArray } = Array;
 

src/dcnb.ts

@@ -1,4 +1,4 @@
-import { ClassListArray, ClassValue } from './types';
+import type { ClassListArray, ClassValue } from './cnb';
 
 const SPACE_REGEX = /\s+/;
 const { create } = Object;

src/index.ts

@@ -1,3 +1,2 @@
-export { cnb } from './cnb';
+export { cnb, ClassValue } from './cnb';
 export { dcnb } from './dcnb';
-export { ClassValue } from './types';