[SUGGESTION] Add redirector addon rules to readme for a possible usecase of this server

[Benzeel]

Redirector rules (https://einaregilsson.com/redirector/)

fonts.gstatic.com

Description: Replace google fonts with self hosted version
Example URL: https://fonts.gstatic.com/s/roboto/v51/KFO7CnqEu92Fr1ME7kSn66aGLdTylUAMa3yUBA.woff2
Include pattern: ^https://fonts\.gstatic\.com/(.*)
Redirect to: https://[YOUR DOMAIN HERE]/$1
Pattern type: Regular Expression

fonts.googleapis.com

Description: Replace google fonts with self hosted version
Example URL: https://fonts.googleapis.com/css?family=Roboto:wght@300;400;500;700&family=YouTube Sans:wght@300..900&display=swap
Include pattern: ^https?://fonts\.googleapis\.com/css(\?.*)$
Redirect to: https://[YOUR DOMAIN HERE]/css/$1
Pattern type: Regular Expression

Description: Replace google fonts with self hosted version
Example URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&family=YouTube Sans:wght@300..900&display=swap
Include pattern: ^https?://fonts\.googleapis\.com/css2(\?.*)$
Redirect to: https://[YOUR DOMAIN HERE]/css/$1
Pattern type: Regular Expression

in advanced options, apply to all, and set process matches to No Processing

(optional example image below)