Accounting move PDFs now include deferred start and end dates when applicable. This makes documents clearer for users reviewing deferred revenue or expense timing and reduces the need to look up dates elsewhere.

Before this commit the start date and end date were not present in the pdf of moves.

task-3817563

Employee skills in demo data are now generated and improved on a more regular timeline. This makes sample HR data feel more realistic and consistent for demonstrations and testing.

To improve demo data quality and consistency : skills are generated randomly and have a 1/3 chance of being improved every 3 months.

task : 3682538