fix: resolve TypeScript errors in frontend build

node_modules/@tiptap/extension-underline/dist/index.d.cts

@@ -0,0 +1,38 @@
+import { Mark } from '@tiptap/core';
+
+interface UnderlineOptions {
+    /**
+     * HTML attributes to add to the underline element.
+     * @default {}
+     * @example { class: 'foo' }
+     */
+    HTMLAttributes: Record<string, any>;
+}
+declare module '@tiptap/core' {
+    interface Commands<ReturnType> {
+        underline: {
+            /**
+             * Set an underline mark
+             * @example editor.commands.setUnderline()
+             */
+            setUnderline: () => ReturnType;
+            /**
+             * Toggle an underline mark
+             * @example editor.commands.toggleUnderline()
+             */
+            toggleUnderline: () => ReturnType;
+            /**
+             * Unset an underline mark
+             * @example editor.commands.unsetUnderline()
+             */
+            unsetUnderline: () => ReturnType;
+        };
+    }
+}
+/**
+ * This extension allows you to create underline text.
+ * @see https://www.tiptap.dev/api/marks/underline
+ */
+declare const Underline: Mark<UnderlineOptions, any>;
+
+export { Underline, type UnderlineOptions, Underline as default };