Add OpenPGP key to LDAP directory and User model

db/migrate/20240922205634_add_pgp_fpr_to_users.rb

@@ -0,0 +1,5 @@
+class AddPgpFprToUsers < ActiveRecord::Migration[7.1]
+  def change
+    add_column :users, :pgp_fpr, :string
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2024_06_07_123654) do
+ActiveRecord::Schema[7.1].define(version: 2024_09_22_205634) do
   create_table "active_storage_attachments", force: :cascade do |t|
     t.string "name", null: false
     t.string "record_type", null: false
@@ -132,6 +132,7 @@ ActiveRecord::Schema[7.1].define(version: 2024_06_07_123654) do
     t.datetime "remember_created_at"
     t.string "remember_token"
     t.text "preferences"
+    t.string "pgp_fpr"
     t.index ["email"], name: "index_users_on_email", unique: true
     t.index ["reset_password_token"], name: "index_users_on_reset_password_token", unique: true
   end