Merge pull request #3344 from ecosia/jg-customerrors-per-ingress

Adds CustomHTTPErrors ingress annotation and test

internal/ingress/types.go

@@ -253,6 +253,9 @@ type Location struct {
 	// BackendProtocol indicates which protocol should be used to communicate with the service
 	// By default this is HTTP
 	BackendProtocol string `json:"backend-protocol"`
+	// CustomHTTPErrors specifies the error codes that should be intercepted.
+	// +optional
+	CustomHTTPErrors []int `json:"custom-http-errors"`
 }
 
 // SSLPassthroughBackend describes a SSL upstream server configured