provide a better panic message when no jobs in scheduler and start bl… #351

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	name: formatting
	jobs:
	check-sorted:
	name: check sorted
	runs-on: ubuntu-latest
	steps:
	- name: checkout code
	uses: actions/checkout@v3
	- name: verify example_test.go
	run: \|
	grep "^func " example_test.go \| sort -C

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