Introduce initial version of the Lonc app with core features, styling, and configurations.

- Add base app structure, including Bootstrap setup and Alpine.js integration.
- Implement authentication flow with session handling.
- Integrate stock management and label creation functionalities.
- Include responsive styling and theme using CSS variables and custom components.
- Add API clients for Tryton-based backend.
- Set up kitchen and dashboard navigation workflows.
- Configure service worker for PWA support.

src/api/stock.js

@@ -0,0 +1,74 @@
+import { apiRequest, getPath } from './client.js';
+
+export async function searchItemDefinitions(store, query) {
+  if (query.trim().length <= 2) {
+    return [];
+  }
+
+  const payload = await apiRequest(store, getPath('items'), {
+    includeKitchen: false,
+    query: { search_name: query },
+  });
+
+  if (Array.isArray(payload)) {
+    return payload;
+  }
+
+  return payload?.data || payload?.items || [];
+}
+
+export async function listStockEntries(store, filters = {}) {
+  const payload = await apiRequest(store, getPath('items'), {
+    includeKitchen: false,
+  });
+
+  if (Array.isArray(payload)) {
+    return payload;
+  }
+
+  return payload?.data || payload?.entries || payload?.items || [];
+}
+
+export async function getStockEntry(store, stockId) {
+  const payload = await apiRequest(store, `${getPath('stockEntries')}/${stockId}`);
+  return payload?.data || payload?.entry || payload;
+}
+
+export async function createStockEntry(store, body) {
+  const payload = await apiRequest(store, getPath('items'), {
+    method: 'POST',
+    body,
+    includeKitchen: false,
+    query: { label: 1 },
+  });
+  return payload?.data || payload?.entry || payload;
+}
+
+export async function updateStockItem(store, uuidB64, body) {
+  const payload = await apiRequest(store, `${getPath('items')}/${uuidB64}/stock`, {
+    method: 'POST',
+    body,
+    includeKitchen: false,
+  });
+  return payload?.data || payload?.entry || payload;
+}
+
+export async function deleteStockItem(store, uuidB64) {
+  const payload = await apiRequest(store, `${getPath('items')}/${uuidB64}`, {
+    method: 'DELETE',
+    includeKitchen: false,
+  });
+  return payload?.data || payload?.entry || payload;
+}
+
+export async function adjustStockEntry(store, stockId, body) {
+  const payload = await apiRequest(
+    store,
+    `${getPath('stockEntries')}/${stockId}/adjust`,
+    {
+      method: 'POST',
+      body,
+    },
+  );
+  return payload?.data || payload?.entry || payload;
+}