add execution time in submission model

Author: zdszero

options/options.py

@@ -107,9 +107,9 @@ class OptionKeys:
 
 class OptionDefaultValue:
     website_base_url = "http://127.0.0.1"
-    website_name = "Online Judge"
-    website_name_shortcut = "oj"
-    website_footer = "Online Judge Footer"
+    website_name = "OpenNetLab"
+    website_name_shortcut = "onl"
+    website_footer = ""
     allow_register = True
     submission_list_show_all = True
     smtp_config = {}

submission/models.py

@@ -25,15 +25,16 @@ class Submission(models.Model):
     create_time = models.DateTimeField(auto_now_add=True)
     user_id = models.CharField(db_index=True, max_length=50)
     username = models.TextField()
+    language = models.TextField()
     code_list = models.JSONField(default=list)
     server_list = models.JSONField(default=list)
     ports_list = models.JSONField(default=dict)
     result = models.IntegerField(db_index=True, default=JudgeStatus.PENDING)
     grade = models.IntegerField(default=0)
     failed_info = JSONField(default=list)
-    language = models.TextField()
     shared = models.BooleanField(default=False)
     ip = models.TextField(null=True)
+    execution_time = models.FloatField(default=0.0)
 
     def check_user_permission(self, user, check_share=True):
         if (