feat: allow for multiple channel inputs #41

Job	Run time
test-scenarios (julia)	2m 6s
test-global	5s
test-autogenerated (julia, ubuntu:latest)	32s
test-autogenerated (julia, mcr.microsoft.com/devcontainers/base:debian)	57s
test-autogenerated (julia, debian:latest)	29s
test-autogenerated (julia, mcr.microsoft.com/devcontainers/base:ubuntu)	54s
	5m 3s

Provide feedback