feat: cleanup and handle small issues (#124) #125

Job	Run time
Coverage report / test-coverage-internal	6m 52s
Check NN version / macos-latest (R 4.3.1, 2023-10-25)	5m 31s
Check current version / macos-latest (release)	6m 39s
Check NN version / macos-latest (R 4.4.1, 2024-08-06)	6m 42s
Check current version / windows-latest (release)	11m 26s
Check NN version / windows-latest (R 4.3.1, 2023-10-25)	16m 28s
Check current version / ubuntu-latest (devel)	7m 8s
Check NN version / windows-latest (R 4.4.1, 2024-08-06)	11m 39s
Check current version / ubuntu-latest (release)	7m 7s
Check NN version / ubuntu-latest (R 4.3.1, 2023-10-25)	30m 11s
Check current version / ubuntu-latest (oldrel-1)	7m 51s
Check NN version / ubuntu-latest (R 4.4.1, 2024-08-06)	21m 50s
Megalinter / MegaLinter	3m 3s
Pkgdown site / pkgdown	3m 8s
	2h 25m 35s

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