Fix critical security vulnerabilities: hardcoded secrets, webhook verification, path traversal, and prompt injection - #2

Fix critical security vulnerabilities: hardcoded secrets, webhook verification, path traversal, and prompt injection#2

JacobMaldonado with Copilot wants to merge 5 commits into

mainJacobMaldonado/nicegui-saas-example:mainfrom

copilot/find-vulnerabilities-in-codeJacobMaldonado/nicegui-saas-example:copilot/find-vulnerabilities-in-codeCopy head branch name to clipboard