1、实现二维码常量类； 2、增加google.zxing依赖包，支持生成二维码。

liurunyu

2024-04-24 1c1d03dda7bf77724e0ddb900477d191f45d9f04

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distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.5/apache-maven-3.9.5-bin.zip
wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar