PGP build fixes

packages/zammad-addon-pgp/src/db/addon/pgp/20220403000001_pgp.rb

@@ -0,0 +1,65 @@
+class PGP < ActiveRecord::Migration[5.2]
+  def self.up
+    # return if it's a new setup
+    # return unless Setting.exists?(name: 'system_init_done')
+
+    Setting.create_if_not_exists(
+      title: 'PGP integration',
+      name: 'pgp_integration',
+      area: 'Integration::Switch',
+      description: 'Defines if PGP encryption is enabled or not.',
+      options: {
+        form: [
+          {
+            display: '',
+            null: true,
+            name: 'pgp_integration',
+            tag: 'boolean',
+            options: {
+              true => 'yes',
+              false => 'no'
+            }
+          }
+        ]
+      },
+      state: false,
+      preferences: {
+        prio: 1,
+        authentication: true,
+        permission: ['admin.integration']
+      },
+      frontend: true
+    )
+    Setting.create_if_not_exists(
+      title: 'PGP config',
+      name: 'pgp_config',
+      area: 'Integration::PGP',
+      description: 'Defines the PGP config.',
+      options: {},
+      state: {},
+      preferences: {
+        prio: 2,
+        permission: ['admin.integration']
+      },
+      frontend: true
+    )
+    Setting.create_if_not_exists(
+      title: 'Defines postmaster filter.',
+      name: '0016_postmaster_filter_smime',
+      area: 'Postmaster::PreFilter',
+      description: 'Defines postmaster filter to handle secure mailing.',
+      options: {},
+      state: 'Channel::Filter::SecureMailing',
+      frontend: false
+    )
+
+    create_table :pgp_keypairs do |t|
+      t.string :fingerprint, limit: 250, null: false
+      t.binary :public_key,                limit: 10.megabytes, null: false
+      t.binary :private_key,        limit: 10.megabytes, null: true
+      t.string :private_key_secret, limit: 500, null: true
+      t.timestamps limit: 3, null: false
+    end
+    add_index :pgp_keypairs, [:fingerprint], unique: true
+  end
+end