I get "Hai già effettuato una chiusura" when booking time off one hour before a ...

[todo]

gym/CHANGELOG.md

Lines 3 to 6 in c06b61e

 - TODO: I get "Hai già effettuato una chiusura" when booking time off one hour before a previous time off 
  
 # DONE 
 - Email non valida 

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This issue was generated by todo based on a TODO comment in c06b61e. It's been assigned to @DanielMorales9 because they committed the code.