fix: resolve TypeScript errors in frontend build

node_modules/prosemirror-dropcursor/dist/index.d.ts

@@ -0,0 +1,38 @@
+import { Plugin } from 'prosemirror-state';
+import { EditorView } from 'prosemirror-view';
+
+interface DropCursorOptions {
+    /**
+    The color of the cursor. Defaults to `black`. Use `false` to apply no color and rely only on class.
+    */
+    color?: string | false;
+    /**
+    The precise width of the cursor in pixels. Defaults to 1.
+    */
+    width?: number;
+    /**
+    A CSS class name to add to the cursor element.
+    */
+    class?: string;
+}
+/**
+Create a plugin that, when added to a ProseMirror instance,
+causes a decoration to show up at the drop position when something
+is dragged over the editor.
+
+Nodes may add a `disableDropCursor` property to their spec to
+control the showing of a drop cursor inside them. This may be a
+boolean or a function, which will be called with a view and a
+position, and should return a boolean.
+*/
+declare function dropCursor(options?: DropCursorOptions): Plugin;
+declare module "prosemirror-model" {
+    interface NodeSpec {
+        disableDropCursor?: boolean | ((view: EditorView, pos: {
+            pos: number;
+            inside: number;
+        }, event: DragEvent) => boolean);
+    }
+}
+
+export { dropCursor };