Update Pier_v1 project

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

도면추출/app/runtime/python/Lib/struct.py

@@ -0,0 +1,15 @@
+__all__ = [
+    # Functions
+    'calcsize', 'pack', 'pack_into', 'unpack', 'unpack_from',
+    'iter_unpack',
+
+    # Classes
+    'Struct',
+
+    # Exceptions
+    'error'
+    ]
+
+from _struct import *
+from _struct import _clearcache
+from _struct import __doc__