Can you provide code template customization?

[windprog]

🚀 Feature Proposal

for example:

#
# @lc app=leetcode.cn id=5 lang=python3

This code vscode can't autocomplete. It need set interpreter.

#!/usr/bin/python3
# -*- coding: utf-8 -*-
#
# @lc app=leetcode.cn id=5 lang=python3

Motivation

File Header Setting

Contribution

[jdneo]

Dup with #469