Merge pull request #1174 from France-ioi/propagation_do_not_close_db_…

…explicitly

Do not close the db connection explicitly in the propagation command

cmd/propagation.go

@@ -57,12 +57,6 @@ func init() { //nolint:gochecknoinits
 			}
 
 			fmt.Println("Propagation done.")
-
-			// Close database connection.
-			if application.Database.Close() != nil {
-				fmt.Println("Cannot close DB connection:", err)
-				os.Exit(1)
-			}
 		},
 	}