add less

Signed-off-by: duxiaofeng <297951292@qq.com>
add coffee

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add index.html

Signed-off-by: duxiaofeng <297951292@qq.com>
transfer icon python

Signed-off-by: duxiaofeng <297951292@qq.com>
add main.css

Signed-off-by: duxiaofeng <297951292@qq.com>