add a basic rate limiter to magic attach

[abhigyanghosh30]

Done

• Add rate limit to magic attach endpoint

QA

• Check out this feature branch
• Run the site using the command ./run serve or dotrun
• View the site locally in your web browser at: http://0.0.0.0:8001/
  • Be sure to test on mobile, tablet and desktop screen sizes
• Go to /pro/attach
• Set the limit to something like 1 in 1500
  • Try to submit more times than the limit
  • Should get a limited response as below
• Let the time limit pass
  • Should be able to submit again

Issue / Card

Fixes #

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[webteam-app]

Demo

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demos.haus