Add replay protection feature

[agbaraka]

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Hello Team.

Kindly assist to review this initial implementation of App Check Replay Protection API as requested in issue #632

Your feedback and guidance will be highly appreciated.

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[agbaraka]

Hi @weixifan and @lahirumaramba

Thank you for taking your time to review this implementation. Your guidance on this is much appreciated.

I have update the implementation as per @weixifan recommendations. Please review and advise.

Happy coding

[agbaraka]

Hi @weixifan. I hope all is well.

I have refactor token verifier url generation as recommended. I agree, It looks cleaner than before.

Please review

Thanks

[agbaraka]

Hi @weixifan and @lahirumaramba.

Any feedback on this PR?

[sharathguvvala]

Hi – This is a really important feature for securing backends, and I was wondering if there’s any estimated timeline for when this might be reviewed and merged?

[agbaraka]

Hello,

Any updates on this?

Thanks