feat: add plan title and interval editing to settings

- Add Settings button label i18n (de: Einstellungen)
- Allow editing plan title, feeding per day, feeding interval, and litter interval
- Update PlanSettings component with new form fields
- Add German and English translations for new settings
- Update Plan type to include title property

app/actions/plan.ts

@@ -8,7 +8,15 @@ import { getDictionary } from "@/get-dictionary"
 
 export async function updatePlan(
     planId: string,
-    data: { instructions?: string; webhookUrl?: string; notifyAll?: boolean },
+    data: {
+        instructions?: string;
+        webhookUrl?: string;
+        notifyAll?: boolean;
+        title?: string;
+        feedingPerDay?: number;
+        feedingInterval?: number;
+        litterInterval?: number;
+    },
     lang: string = "en"
 ) {
     const dict = await getDictionary(lang as any)
@@ -19,6 +27,10 @@ export async function updatePlan(
             instructions: data.instructions,
             webhookUrl: data.webhookUrl,
             notifyAll: data.notifyAll,
+            title: data.title,
+            feedingPerDay: data.feedingPerDay,
+            feedingInterval: data.feedingInterval,
+            litterInterval: data.litterInterval,
         }
     })