Migrate to Euro-Office and refresh the editor home experience.

Swap Document Server to Euro-Office, add blank-document creation, and restyle the app with an Office-like light/dark theme and compact editor toolbar.

Co-authored-by: Cursor <cursoragent@cursor.com>

packages/backend/src/routes/documents.ts

@@ -13,6 +13,10 @@ import {
   buildEditorConfig,
   convertToOriginalFormat,
 } from '../services/onlyOffice.js';
+import {
+  createBlankDocument,
+  isBlankType,
+} from '../services/blankDocument.js';
 import { extensionOf } from '../utils/formats.js';
 import { decodeUploadFilename } from '../utils/filename.js';
 import { extractToken, verifyOnlyOfficeToken } from '../utils/jwt.js';
@@ -24,6 +28,34 @@ const upload = multer({
 
 export const documentsRouter = Router();
 
+documentsRouter.post('/new', requireSession, async (req, res) => {
+  const type = typeof req.body?.type === 'string' ? req.body.type.trim() : '';
+  if (!isBlankType(type)) {
+    res.status(400).json({
+      error: 'unsupported_type',
+      message: '지원 형식: docx, xlsx, pptx, pdf, hwpx',
+    });
+    return;
+  }
+
+  try {
+    const doc = await createBlankDocument(
+      res.locals.sessionId as string,
+      type,
+    );
+    res.json({
+      docId: doc.docId,
+      filename: doc.filename,
+      fileType: doc.fileType,
+      documentType: doc.documentType,
+      token: doc.token,
+    });
+  } catch (err) {
+    console.error(err);
+    res.status(500).json({ error: 'create_failed' });
+  }
+});
+
 documentsRouter.post(
   '/',
   requireSession,

packages/backend/src/services/blankDocument.ts

@@ -0,0 +1,42 @@
+import fs from 'node:fs/promises';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+import { addDocument } from './sessionStore.js';
+import type { SessionDoc } from '../types/session.js';
+
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
+
+export const BLANK_TYPES = ['docx', 'xlsx', 'pptx', 'pdf', 'hwpx'] as const;
+export type BlankType = (typeof BLANK_TYPES)[number];
+
+export function isBlankType(value: string): value is BlankType {
+  return (BLANK_TYPES as readonly string[]).includes(value);
+}
+
+/** Resolve templates dir for both tsx (src) and compiled dist. */
+async function templatesDir(): Promise<string> {
+  const candidates = [
+    path.resolve(__dirname, '../../templates'),
+    path.resolve(__dirname, '../templates'),
+  ];
+  for (const dir of candidates) {
+    try {
+      await fs.access(dir);
+      return dir;
+    } catch {
+      /* try next */
+    }
+  }
+  return candidates[0];
+}
+
+export async function createBlankDocument(
+  sessionId: string,
+  type: BlankType,
+): Promise<SessionDoc> {
+  const dir = await templatesDir();
+  const templatePath = path.join(dir, `blank.${type}`);
+  const buffer = await fs.readFile(templatePath);
+  const filename = `새문서.${type}`;
+  return addDocument(sessionId, filename, type, buffer);
+}

packages/backend/src/utils/formats.ts

@@ -78,6 +78,8 @@ export function mimeFor(ext: string): string {
     rtf: 'application/rtf',
     txt: 'text/plain',
     csv: 'text/csv',
+    hwp: 'application/x-hwp',
+    hwpx: 'application/hwp+zip',
   };
   return map[ext] ?? 'application/octet-stream';
 }

packages/backend/templates/blank.pdf

@@ -0,0 +1,18 @@
+%PDF-1.4
+1 0 obj<< /Type /Catalog /Pages 2 0 R >>endobj
+2 0 obj<< /Type /Pages /Kids [3 0 R] /Count 1 >>endobj
+3 0 obj<< /Type /Page /Parent 2 0 R /MediaBox [0 0 612 792] /Contents 4 0 R /Resources << >> >>endobj
+4 0 obj<< /Length 0 >>stream
+endstream
+endobj
+xref
+0 5
+0000000000 65535 f 
+0000000009 00000 n 
+0000000058 00000 n 
+0000000115 00000 n 
+0000000229 00000 n 
+trailer<< /Size 5 /Root 1 0 R >>
+startxref
+279
+%%EOF