Draft: Data vue app

added 2 commits

• c493e39e - refactor more vue apps
• afb5c936 - refactor cache admin

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added 27 commits

• afb5c936...200d0cc1 - 10 commits from branch main
• 200d0cc1...46d7f6b5 - 7 earlier commits
• 23b47edc - fixes #4251
• c0791ae8 - fixes #4254
• 44d0923e - add User::hasPermission(), fixes #3453
• 639d258e - Create plugins using the dependency injection.
• a1d387e2 - fix #4186
• 0e7762df - wip
• 60369c6f - integration complete
• 8689172c - refactor more vue apps
• 09098086 - refactor cache admin
• 860578dd - wip

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added 7 commits

• 2b6384aa - sort mails in mailqueue by tries and mkdate, closes #3524
• 417e1fcd - Resolve "Veranstaltungshierarchie: Fehler beim Anlegen von Unterelementen"
• 52e6ca9c - wip
• d2c7c69e - integration complete
• c4e2019a - refactor more vue apps
• c9608a63 - refactor cache admin
• a5af3c2b - refactor admin courses

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added 2 commits

• a6b17d4d - refactor content modules
• ef3fc8de - reduce footprint and add notifications

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resolved all threads

added 1 commit

• 3e672a48 - refactor oer search

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