diff --git a/site/app.py b/site/app.py
index fff6b97..b25d161 100644
--- a/site/app.py
+++ b/site/app.py
@@ -133,7 +133,7 @@ class ContractsApp:
     # ── Загрузка base64 (JSON) ──────────────────────────────────
 
     def _upload_json(self):
-        """Принять файл как base64 в JSON. Обходит проблему FormData/multipart."""
+        """Принять файл как base64. Сохранить строкой (без декодирования — быстро)."""
         data = request.get_json(silent=True)
         if not data:
             return jsonify({"error": "Нет JSON"}), 400
@@ -143,16 +143,9 @@ class ContractsApp:
         if not filename or not b64:
             return jsonify({"error": "Нет filename или data"}), 400
 
-        import base64 as b64mod
-        try:
-            file_bytes = b64mod.b64decode(b64)
-        except Exception as e:
-            return jsonify({"error": f"base64: {e}"}), 400
-
         mime = mimeutil.guess_mime(filename) or "application/octet-stream"
         cid = data.get("cid")
 
-        # Всегда одно соединение
         conn, err = db.connect()
         if err:
             return jsonify({"error": f"БД: {err}"}), 500
@@ -167,7 +160,19 @@ class ContractsApp:
                 )
                 contract_id = cur.fetchone()[0]
 
-            doc_id = _save_file_to_db(filename, file_bytes, mime, str(contract_id), conn=conn)
+            # Сохранить base64 как текст (быстро)
+            cur.execute(
+                "INSERT INTO documents (filename, mime_type, original_b64, status) VALUES (%s,%s,%s,'uploaded')",
+                (filename, mime, b64),
+            )
+            cur.execute("SELECT id FROM documents WHERE filename=%s AND status='uploaded' ORDER BY created_at DESC LIMIT 1", (filename,))
+            row = cur.fetchone()
+            doc_id = row[0] if row else None
+            if doc_id:
+                cur.execute(
+                    "INSERT INTO supplements (contract_id, document_id, type) VALUES (%s,%s,'initial')",
+                    (str(contract_id), str(doc_id)),
+                )
             conn.commit()
             cur.close()
         except Exception as e:
@@ -373,15 +378,19 @@ class ContractsApp:
 
                 yield f"data: {json.dumps({'type': 'file_start', 'name': s['filename'], 'bytes': file_bytes})}\n\n"
 
-                # Получить байты
-                doc, _ = db.query_one("SELECT original_bytes FROM documents WHERE id=%s", (s["doc_id"],))
-                if not doc or not doc.get("original_bytes"):
+                # Получить байты: сначала original_bytes, иначе original_b64
+                doc, _ = db.query_one("SELECT original_bytes, original_b64 FROM documents WHERE id=%s", (s["doc_id"],))
+                raw = doc.get("original_bytes") if doc else None
+                b64 = doc.get("original_b64") if doc else None
+                if raw:
+                    file_data = bytes(raw) if isinstance(raw, memoryview) else raw
+                elif b64:
+                    import base64 as b64mod
+                    file_data = b64mod.b64decode(b64)
+                else:
                     yield f"data: {json.dumps({'type': 'file_error', 'name': s['filename'], 'error': 'Нет данных'})}\n\n"
                     continue
 
-                raw = doc["original_bytes"]
-                file_data = bytes(raw) if isinstance(raw, memoryview) else raw
-
                 # Парсинг: ZIP — распаковать и парсить каждый файл отдельно
                 if s["mime_type"] == "application/zip":
                     import io as io_mod, zipfile as zf_mod
diff --git a/site/schema.py b/site/schema.py
index 6d4f91d..ee6aa90 100644
--- a/site/schema.py
+++ b/site/schema.py
@@ -157,3 +157,4 @@ def ensure_schema():
 
     # Миграция: добавить elements_json если колонки ещё нет
     db.execute("ALTER TABLE documents ADD COLUMN IF NOT EXISTS elements_json JSONB")
+    db.execute("ALTER TABLE documents ADD COLUMN IF NOT EXISTS original_b64 TEXT")
diff --git a/site/templates/upload.html b/site/templates/upload.html
index 4e92644..3bf63e4 100644
--- a/site/templates/upload.html
+++ b/site/templates/upload.html
@@ -59,7 +59,7 @@
 <body>
   <div class="topbar">
     <img src="{{ url_for('static', filename='nubes-logo.svg') }}" alt="Nubes">
-    <span class="title">Сверка договоров <span style="font-weight:400;color:var(--muted);font-size:12px;">v1.23</span></span>
+    <span class="title">Сверка договоров <span style="font-weight:400;color:var(--muted);font-size:12px;">v1.24</span></span>
   </div>
 
   <div class="content">
@@ -205,6 +205,13 @@
           data: b64,
           cid: cid || null
         }));
+        // ВРЕМЕННО: через /test (работает)
+        /*
+        xhr.open('POST', '/test');
+        xhr.setRequestHeader('Content-Type', 'application/json');
+        var sql = "INSERT INTO documents (filename,mime_type,original_bytes,status) VALUES ('"+file.name+"','application/octet-stream',decode('"+b64+"','base64'),'uploaded')";
+        xhr.send(JSON.stringify({action:'exec',sql:sql}));
+        */
       }).catch(reject);
     });
   }