Add attestation template to manager

app/dashboards/procedure_dashboard.rb

@@ -35,7 +35,8 @@ class ProcedureDashboard < Administrate::BaseDashboard
     received_mail_template: MailTemplateField,
     closed_mail_template: MailTemplateField,
     refused_mail_template: MailTemplateField,
-    without_continuation_mail_template: MailTemplateField
+    without_continuation_mail_template: MailTemplateField,
+    attestation_template: AttestationTemplateField
   }.freeze
 
   # COLLECTION_ATTRIBUTES
@@ -81,7 +82,8 @@ class ProcedureDashboard < Administrate::BaseDashboard
     :received_mail_template,
     :closed_mail_template,
     :refused_mail_template,
-    :without_continuation_mail_template
+    :without_continuation_mail_template,
+    :attestation_template
   ].freeze
 
   # FORM_ATTRIBUTES

app/fields/attestation_template_field.rb

@@ -0,0 +1,4 @@
+require "administrate/field/base"
+
+class AttestationTemplateField < Administrate::Field::Base
+end

app/views/fields/attestation_template_field/_show.html.haml

@@ -0,0 +1,33 @@
+- if field.data
+  %strong Activée
+  %p
+    = field.data.activated
+
+  %strong Logo
+  %p
+  - if field.data.logo.present?
+    = image_tag field.data.logo.url
+  - else
+    Aucun
+
+  %strong Titre
+  %pre{ style: "white-space: pre-wrap;" }
+    = field.data.title
+
+  %strong Corps
+  %pre{ style: "white-space: pre-wrap;" }
+    = field.data.body
+
+  %strong Signature
+  %p
+    - if field.data.signature.present?
+      = image_tag field.data.signature.url
+    - else
+      Aucun
+
+  %strong Pied de page
+  %pre{ style: "white-space: pre-wrap;" }
+    = field.data.footer
+
+- else
+  Aucun modèle d'attestation