Setting up burp collaborator

• https://blog.fabiopires.pt/running-your-instance-of-burp-collaborator-server/

• https://portswigger.net/burp/documentation/collaborator/deploying

• https://infosecwriteups.com/setup-your-private-burp-collaborator-for-ssrf-xxe-fd6cf01c8ca

• https://honoki.net/2021/07/11/wilson-cloud-respwnder/