Update README.md

Author: jshemas

README.md

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 # This module was meant to be a proof of concept. You will probably run into a bunch of cors issues using this since it's making the requests from the browser. Using a reverse proxy libraries like https://github.com/Rob--W/cors-anywhere might help solve the problem, but you are probably better off making the requests in a backend service then pass in the html into openGraphScraper.
 
-reverse proxy libraries
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 # openGraphScraperLite
 
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