[FEATURE]Add a Cookie Disclaimer option for first time site visit in config.toml

[andyjenkins1]

Describe the feature you want 描述你的功能需求

It would be great to add Cookie Notice functionality to the Blog with a message that could be customised based on the needs of the blog and the cookies collected. It would be great to customise this through config.toml

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Useful reference 有价值的参考

I have included an example banner for info reference.

[dillonzq]

@andyjenkins1 Good idea

[dillonzq]

@andyjenkins1 Added in #355

[prasadsana]

@dillonzq Even after enabling cookieconsent in the config file. It is not working, I'm not getting pop up for cookie consent. Could you please help add any prerequisities that are required or detailed steps to get proper cookie consent banner.

[prasadsana]

@andyjenkins1 Were you able to implement the cookie consent successfully? If yes, could ou please help me with the detailed steps?

[prasadsana]

Also, how would I know which data my site is collecting? Does the site collect data only if I enable any features? What are such features? Could you please help me understand?