Fixed icons in table

app/models/job.rb

@@ -1,6 +1,6 @@
 class Job < ApplicationRecord
-  belongs_to :operator, class_name: 'User', optional: true
-  belongs_to :costumer, class_name: 'User', optional: true
+  belongs_to :operator, class_name: "User", optional: true
+  belongs_to :costumer, class_name: "User", optional: true
 
   has_one_attached :pdf, dependent: :purge
 
@@ -29,11 +29,11 @@ class Job < ApplicationRecord
 
   scope :created_today, -> { created_on_day(Time.now) }
   scope :created_on_day, lambda { |date|
-                           where('created_at >= ? AND created_at <= ?', date.beginning_of_day, date.end_of_day)
+                           where("created_at >= ? AND created_at <= ?", date.beginning_of_day, date.end_of_day)
                          }
   scope :upgraded_today, -> { upgraded_on_day(Time.now) }
   scope :upgraded_on_day, lambda { |date|
-                            where('upgraded_at >= ? AND upgraded_at <= ?', date.beginning_of_day, date.end_of_day)
+                            where("upgraded_at >= ? AND upgraded_at <= ?", date.beginning_of_day, date.end_of_day)
                           }
   # Returns all jobs with status: open print ready_for_pickup and jobs from today with status: paid canceled
   # paid: only updated_at today
@@ -42,7 +42,7 @@ class Job < ApplicationRecord
     # NOTE: use Time.now instead of Date.today to take the timezone into account
     where(status: %i[open printing ready_for_pickup])
       .or(Job.where(status: %i[paid canceled])
-      .where('status_changed_at >= ?', Time.now.beginning_of_day))
+      .where("status_changed_at >= ?", Time.now.beginning_of_day))
       # .in_status_order
       .order(created_at: :desc)
       .order(:costumer_firstname, :costumer_lastname)
@@ -50,17 +50,17 @@ class Job < ApplicationRecord
     # .references(:pdf_attachment, :blob) # creates big join table
   end
 
-  def fullname
-    [costumer_firstname, ' ', costumer_lastname].join
+  def costumer_fullname
+    [ costumer_firstname, " ", costumer_lastname ].join
   end
 
   def acceptable_pdf
     return unless pdf.attached?
 
-    acceptable_types = ['application/pdf']
+    acceptable_types = [ "application/pdf" ]
 
-    errors.add(:pdf, 'is too big') unless pdf.blob.byte_size <= 100.megabyte
-    errors.add(:pdf, 'must be a PDF') unless acceptable_types.include?(pdf.content_type)
+    errors.add(:pdf, "is too big") unless pdf.blob.byte_size <= 100.megabyte
+    errors.add(:pdf, "must be a PDF") unless acceptable_types.include?(pdf.content_type)
   end
 
   def able_to_cancel?