changed enum to string in user and job model

db/seeds.rb

@@ -23,12 +23,13 @@ students = []
 5.times do
   firstname = Faker::Name.unique.first_name.delete(" ")
   lastname = Faker::Name.unique.last_name.delete(" ")
-  email=firstname + "." + lastname + "@student.hs-rm.de"
+  email="#{firstname}.#{lastname}@student.hs-rm.de"
   email.delete(" ")
   students << User.new(email: email, firstname: firstname, lastname: lastname, password_digest: BCrypt::Password.create("password"), verified: true)
   students.last.save!
 end
 
+# Jobs
 [ 'GanzWichtig.pdf', 'IchBinIn5MinDran.pdf', 'DerPlanDerImmerProblemeMacht.pdf',
  'DieFarbenGefallenMirNicht.pdf', 'MachHinIchHabsEilig.pdf', 'WarumDauertDasSoLange.pdf',
  'DenPlanBezahleIchNicht.pdf', 'IchWarAlsErstesDran.pdf', 'WarumIstDerPlotterDefekt.pdf',