Update app.py

app.py

@@ -75,9 +75,9 @@ def approve_order(order_id, approver_role):
         for order_index in order_indexes:
             current_status = order_records[order_index]['审批状态']
 
-            if (current_status == '待单证审批' and approver_role = '单证') or \
-                    (current_status == '待财务审批' and approver_role = '财务') or \
-                    (current_status == '待总经理审批' and approver_role = '总经理'):
+            if (current_status == '待单证审批' and approver_role == '单证') or \
+                    (current_status == '待财务审批' and approver_role == '财务') or \
+                    (current_status == '待总经理审批' and approver_role == '总经理'):
                 
                 next_status = get_next_approval_status(current_status)
                 headers = list(order_records[0].keys())