feat(frontend): Fütterungen-Modul (Modul 9)

Mobile-optimiertes Erfassungsformular unter /feedings/new sowie
"Fütterung"-Ansicht mit Mengensumme auf der Volk-Detailseite.

ApiCore-Frontend/src/lib/feedings/api.ts

@@ -0,0 +1,17 @@
+import { apiFetch } from "@/lib/auth/api-client";
+import { CreateFeedingInput, Feeding, FeedingSummaryEntry } from "./types";
+
+export function fetchColonyFeedings(colonyId: string): Promise<Feeding[]> {
+  return apiFetch<Feeding[]>(`/colonies/${colonyId}/feedings`);
+}
+
+export function fetchColonyFeedingsSummary(colonyId: string): Promise<FeedingSummaryEntry[]> {
+  return apiFetch<FeedingSummaryEntry[]>(`/colonies/${colonyId}/feedings/summary`);
+}
+
+export function createFeeding(input: CreateFeedingInput): Promise<Feeding> {
+  return apiFetch<Feeding>("/feedings", {
+    method: "POST",
+    body: JSON.stringify(input),
+  });
+}

ApiCore-Frontend/src/lib/feedings/types.ts

@@ -0,0 +1,31 @@
+export type FeedType = "SUGAR_WATER" | "FEED_SYRUP" | "FEED_PASTE" | "OWN_HONEY" | "OTHER";
+
+export interface Feeding {
+  id: string;
+  colonyId: string;
+  userId: string;
+  date: string;
+  feedType: FeedType;
+  product: string | null;
+  amount: number;
+  unit: string;
+  batchNumber: string | null;
+  notes: string | null;
+  createdAt: string;
+}
+
+export interface FeedingSummaryEntry {
+  unit: string;
+  totalAmount: number;
+}
+
+export interface CreateFeedingInput {
+  colonyId: string;
+  date: string;
+  feedType: FeedType;
+  product?: string;
+  amount: number;
+  unit: string;
+  batchNumber?: string;
+  notes?: string;
+}