Add a test concept to check PR pipeline

[dalito]

Just a test...

[dalito]

It all works as it should.

Also I ran a clean-up by git push --force-with-lease as mentioned in #249 (comment) to demonstrate the commands (@HendrikBorgelt):

C:\Users\dlinke\MyProg_local\gh-nfdi4cat\voc4cat(test-dalito-20260213 -> origin)
λ git switch main
Switched to branch 'main'
Your branch is behind 'origin/main' by 1 commit, and can be fast-forwarded.
  (use "git pull" to update your local branch)

λ git pull
Updating b590d0a..cffa43a
Fast-forward
 inbox-excel-vocabs/voc4cat.xlsx | Bin 0 -> 177414 bytes
 1 file changed, 0 insertions(+), 0 deletions(-)

C:\Users\dlinke\MyProg_local\gh-nfdi4cat\voc4cat(main -> origin)
λ git switch test-dalito-20260213
Switched to branch 'test-dalito-20260213'
Your branch is up to date with 'origin/test-dalito-20260213'.

C:\Users\dlinke\MyProg_local\gh-nfdi4cat\voc4cat(test-dalito-20260213 -> origin)
λ git rebase main
warning: skipped previously applied commit bdf7c03
hint: use --reapply-cherry-picks to include skipped commits
hint: Disable this message with "git config set advice.skippedCherryPicks false"
Successfully rebased and updated refs/heads/test-dalito-20260213.

C:\Users\dlinke\MyProg_local\gh-nfdi4cat\voc4cat(test-dalito-20260213 -> origin)
λ git push --force-with-lease
Enumerating objects: 14, done.
Counting objects: 100% (14/14), done.
Delta compression using up to 4 threads
Compressing objects: 100% (8/8), done.
Writing objects: 100% (8/8), 865 bytes | 432.00 KiB/s, done.
Total 8 (delta 6), reused 0 (delta 0), pack-reused 0 (from 0)
remote: Resolving deltas: 100% (6/6), completed with 5 local objects.
To https://github.com/nfdi4cat/voc4cat.git
 + d43b45c...2f33629 test-dalito-20260213 -> test-dalito-20260213 (forced update)