feat: add native Tomie adapter and strict import compatibility checks

backend/app/converter/preflight.py

@@ -19,8 +19,12 @@ def probe_archive(source: Path, filename: str) -> dict:
         if not seven:
             from app.converter.archive import ArchiveError
             raise ArchiveError("Для проверки этого архива нужен 7-Zip")
-        process = subprocess.run([seven, "l", "-slt", "-ba", "-sccUTF-8", str(source)],
-                                 capture_output=True, encoding="utf-8", errors="replace", timeout=120)
+        try:
+            process = subprocess.run([seven, "l", "-slt", "-ba", "-sccUTF-8", str(source)],
+                                     capture_output=True, encoding="utf-8", errors="replace", timeout=120)
+        except subprocess.TimeoutExpired:
+            from app.converter.archive import ArchiveError
+            raise ArchiveError("Превышено время чтения списка файлов архива") from None
         if process.returncode:
             from app.converter.archive import ArchiveError
             raise ArchiveError("Не удалось прочитать архив: " + (process.stderr or process.stdout)[-500:])