feat(06-evolution): add plot of monthly flows

Refs #12
3 jobs for master in 30 minutes and 28 seconds (queued for 1 second)
Status Name Job ID Coverage
  Checks
failed check_not_cran #234142
docker allowed to fail

00:03:01

 
  Website
passed bookdown #234144
docker

00:27:26

passed pkgdown #234143
docker

00:04:32

 
Name Stage Failure
failed
check_not_cran Checks

❯ checking Rd files ... NOTE
prepare_Rd: plot_seine_map.Rd:20-22: Dropping empty section \value

1 error ✖ | 6 warnings ✖ | 2 notes ✖
Error: R CMD check found ERRORs
Execution halted
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1