docs(postbox): complete German reference coverage

webui/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@govoplan/postbox-webui",
-  "version": "0.1.18",
+  "version": "0.1.19",
   "private": true,
   "type": "module",
   "main": "src/index.ts",

webui/scripts/test-interface-pattern-language.mjs

@@ -22,7 +22,7 @@ assert(page.includes("useUnsavedDraftGuard") && admin.includes("useUnsavedDraftG
 assert(page.includes("delete_grouping_confirmation") && page.includes("ConfirmDialog"), "Deleting a unified view confirms that source records remain unchanged");
 assert(admin.includes("archive_confirmation") && admin.includes("retire_template_confirmation"), "Address and template lifecycle actions use shared destructive confirmation");
 assert(patterns.includes('topicId: "postbox.function-bound-containers"') && patterns.includes('topicId: "postbox.reference.fields-and-consequences"'), "Postbox uses manifest-backed help references");
-assert(moduleSource.includes('version: "0.1.18"') && moduleSource.includes("generatedTranslations"), "WebUI metadata matches the module release and registers translations");
+assert(moduleSource.includes('version: "0.1.19"') && moduleSource.includes("generatedTranslations"), "WebUI metadata matches the module release and registers translations");
 assert(translations.includes('"i18n:govoplan-postbox.unavailable_message_reason"'), "Access-sensitive unavailable states are localized");
 assert(widget.includes("usePlatformLanguage") && widget.includes("i18nMessage"), "Widget dates and dynamic accessible labels follow the platform locale");
 assert(!page.includes("window.confirm") && !admin.includes("window.confirm"), "Postbox does not use browser-native consequential confirmation");

webui/src/module.ts

@@ -97,7 +97,7 @@ const postboxAdminSections: AdminSectionsUiCapability = {
 export const postboxModule: PlatformWebModule = {
   id: "postbox",
   label: "i18n:govoplan-postbox.postbox",
-  version: "0.1.18",
+  version: "0.1.19",
   dependencies: ["identity", "organizations", "idm"],
   optionalDependencies: [
     "access",