feat: add zero padding for readability in the front end #1753

Job	Run time
download_test_data (detectors)	4s
build_timeline	2m 47s
download_test_data (physics)	4s
test_swifjob (physics)	2m 22s
run_histogram (physics)	2m 40s
test_swifjob (detectors)	2m 28s
run_histogram (detectors)	3m 11s
run_analysis (physics)	1m 58s
run_analysis (detectors)	5m 59s
	21m 33s

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