* Add status codes to activity search
* Fix strange request error handling
* Make search react appropriately to 400+ status codes
* Small readability fixes
* Use enum for activity search status
* Fix switched logic in hideCards
* refactor(language levels): Removed Language Levels class converted it to it's own enum file
* refactor(lanugage levels): cleaned up code by removing unused varible and setting initial values to class instances
* refactor(language level): Fixed some loose ends to explicitly take a LanguageLevelTypeEnum
* refactor(language level): implemented changes after testing.
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Co-authored-by: ggurdin <ggurdin@gmail.com>
