front: add lmr help module #15905

Job	Run time
Check dockerfiles	10s
Build (core-build, core)	35s
Check final newline	11s
Check commits	10s
Build (editoast, editoast-test)	17s
Build (gateway-test, gateway-standalone, gateway-front)	57s
Check generated railjson sync	19s
Check infra schema sync	17s
Build (front-build, front-tests, front-devel, front-nginx)	34s
Check integration tests	1m 28s
Build (osrdyne, osrdyne-test)	47s
Check osrd schema	47s
Check railjson generator	1m 51s
Check reuse compliance	13s
Check scripts	10s
Check toml	6s
Check editoast lints	9m 54s
Check editoast tests	6m 44s
Check core	4m 8s
Check editoast openapi	45s
Check front	3m 14s
Check front rtk sync	1m 14s
Check osrdyne	3m 39s
Check gateway	3m 24s
End to end tests	16m 45s
Integration tests	1m 16s
	59m 55s

Provide feedback