Merge improve testing

added 11 commits

• 85378627 - added e2e tests for exporting student data
• d7a76ebf - Added first tests for AutoLogout component
• 69bdd24f - fixed #130 (closed)
• c535b6b0 - refactored export components for better testing
• f15d6b21 - added tests for DataExport component
• 688a77d1 - added tests for AutoLogout component
• a875b9ce - Upgraded backend dependencies
• 06ccdacc - added tests for export mixin
• 6f6883d0 - changed to use testUtils / added a test
• 556bf7b3 - added stage for frontend unit tests
• b695ab50 - Added create feedback e2e tests

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added 2 commits

• cb2b812b - re-added parseCSVMapMixin
• 2c91e293 - fixed matrikelNr not getting applied correctly

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added 1 commit

• 3bc6af98 - added tests for studentList deobfuscation logic

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added 1 commit

• 41b4fe2a - Added AutoLogout test

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added 1 commit

• aa552549 - removed as this is already covered in functional tests

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added 1 commit

• 7c7283f4 - Added AutoLogout test

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resolved all discussions

enabled an automatic merge when the pipeline for 7c7283f4 succeeds

merged