Cookbook Protecting Access using JWT Tokens Performing Additional Checks on JWT Access Tokens Proxying Requests to Upstream APIs (Swagger) Testing Templates Testing API Requests Testing with Backend Requests File Serving Error Handling Extracting Common Initialization Flow Tasks Using Environment Variables Logging Custom Fields Forwarding a Request to an Upstream API (Flow) How can I pass an arbitrary header field to an upstream system? How can I pass response headers to the client? How can I increase the request timeout to deal with a slow upstream system? Sending POST requests Signing JWT How can I inspect the client request? Auto Docs with Swagger UI Using the Built-in Mocking