fix: resolve TypeScript errors in frontend build

node_modules/@tiptap/extensions/src/drop-cursor/drop-cursor.ts

@@ -0,0 +1,47 @@
+import { Extension } from '@tiptap/core'
+import { dropCursor } from '@tiptap/pm/dropcursor'
+
+export interface DropcursorOptions {
+  /**
+   * The color of the drop cursor. Use `false` to apply no color and rely only on class.
+   * @default 'currentColor'
+   * @example 'red'
+   */
+  color?: string | false
+
+  /**
+   * The width of the drop cursor
+   * @default 1
+   * @example 2
+   */
+  width: number | undefined
+
+  /**
+   * The class of the drop cursor
+   * @default undefined
+   * @example 'drop-cursor'
+   */
+  class: string | undefined
+}
+
+/**
+ * This extension allows you to add a drop cursor to your editor.
+ * A drop cursor is a line that appears when you drag and drop content
+ * in-between nodes.
+ * @see https://tiptap.dev/api/extensions/dropcursor
+ */
+export const Dropcursor = Extension.create<DropcursorOptions>({
+  name: 'dropCursor',
+
+  addOptions() {
+    return {
+      color: 'currentColor',
+      width: 1,
+      class: undefined,
+    }
+  },
+
+  addProseMirrorPlugins() {
+    return [dropCursor(this.options)]
+  },
+})

node_modules/@tiptap/extensions/src/drop-cursor/index.ts

@@ -0,0 +1 @@
+export * from './drop-cursor.js'