fix(i18n): add geschichte_sidebar_status key; replace hardcoded Status in GeschichteSidebar

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

frontend/messages/de.json

@@ -1050,6 +1050,7 @@
 	"geschichten_card_show_all": "Alle anzeigen",
 	"geschichte_editor_title_placeholder": "Titel der Geschichte",
 	"geschichte_editor_body_placeholder": "Schreibe hier deine Geschichte…",
+	"geschichte_sidebar_status": "Status",
 	"geschichte_editor_status_draft": "ENTWURF",
 	"geschichte_editor_status_published": "VERÖFFENTLICHT",
 	"geschichte_editor_status_draft_hint": "Noch nicht öffentlich sichtbar.",

frontend/messages/en.json

@@ -1050,6 +1050,7 @@
 	"geschichten_card_show_all": "Show all",
 	"geschichte_editor_title_placeholder": "Story title",
 	"geschichte_editor_body_placeholder": "Write your story here…",
+	"geschichte_sidebar_status": "Status",
 	"geschichte_editor_status_draft": "DRAFT",
 	"geschichte_editor_status_published": "PUBLISHED",
 	"geschichte_editor_status_draft_hint": "Not yet visible to readers.",

frontend/messages/es.json

@@ -1050,6 +1050,7 @@
 	"geschichten_card_show_all": "Mostrar todas",
 	"geschichte_editor_title_placeholder": "Título de la historia",
 	"geschichte_editor_body_placeholder": "Escribe tu historia aquí…",
+	"geschichte_sidebar_status": "Estado",
 	"geschichte_editor_status_draft": "BORRADOR",
 	"geschichte_editor_status_published": "PUBLICADA",
 	"geschichte_editor_status_draft_hint": "Aún no visible para lectores.",