Repository navigation

Split transcript link helpers into focused modules #2367

Job	Run time
static-analysis	32s
test (4/4)	1m 47s
test (2/4)	42s
test (1/4)	1m 11s
test (3/4)	55s
build	10s
test (one-process pollution detector)	0s
typecheck	4s
prettier	4s
eslint	4s
test (src)	2s
build-and-test	2s
	5m 33s