feature: a very minimal patients feature implemented. it needs lots of improvments though

frontend/src/lib/api/patients.ts

@@ -0,0 +1,43 @@
+import { apiClient } from './client';
+import {
+  CreatePatientInput,
+  CreateTreatmentHistoryInput,
+  Patient,
+  PatientsListResponse,
+  TreatmentHistoryItem,
+} from '@/types/patient';
+
+export const patientsApi = {
+  list: async (params?: { q?: string; page?: number; limit?: number }): Promise<PatientsListResponse> => {
+    const response = await apiClient.get('/patients', { params });
+    return response.data;
+  },
+
+  create: async (data: CreatePatientInput): Promise<{ success: boolean; data: Patient }> => {
+    const response = await apiClient.post('/patients', data);
+    return response.data;
+  },
+
+  getOne: async (id: string): Promise<{ success: boolean; data: Patient }> => {
+    const response = await apiClient.get(`/patients/${id}`);
+    return response.data;
+  },
+
+  listTreatments: async (
+    patientId: string,
+    limit = 20,
+  ): Promise<{ success: boolean; data: TreatmentHistoryItem[] }> => {
+    const response = await apiClient.get(`/patients/${patientId}/treatments`, {
+      params: { limit },
+    });
+    return response.data;
+  },
+
+  addTreatment: async (
+    patientId: string,
+    data: CreateTreatmentHistoryInput,
+  ): Promise<{ success: boolean; data: TreatmentHistoryItem }> => {
+    const response = await apiClient.post(`/patients/${patientId}/treatments`, data);
+    return response.data;
+  },
+};

frontend/src/lib/hooks/useAuth.tsx

@@ -77,11 +77,18 @@ export function AuthProvider({ children }: { children: React.ReactNode }) {
         const storedOrgId = localStorage.getItem('currentOrganizationId');
         if (storedOrgId && orgs.length > 0) {
           const org = orgs.find(o => o.id === storedOrgId);
-          if (org) setCurrentOrganization(org);
-          else setCurrentOrganization(null);
+          if (org) {
+            setCurrentOrganization(org);
+            // Ensure cookie token carries organizationId for org-scoped APIs.
+            await authApi.selectOrganization(org.id);
+          } else {
+            setCurrentOrganization(null);
+          }
         } else if (orgs.length === 1 && userData) {
           setCurrentOrganization(orgs[0]);
           localStorage.setItem('currentOrganizationId', orgs[0].id);
+          // Keep JWT in sync with selected org even for single-org users.
+          await authApi.selectOrganization(orgs[0].id);
         } else {
           setCurrentOrganization(null);
         }
@@ -125,6 +132,7 @@ export function AuthProvider({ children }: { children: React.ReactNode }) {
 
       if (orgs.length === 1) {
         const org = orgs[0];
+        await authApi.selectOrganization(org.id);
         setCurrentOrganization(org);
         localStorage.setItem('currentOrganizationId', org.id);
         router.push('/today');
@@ -156,6 +164,7 @@ export function AuthProvider({ children }: { children: React.ReactNode }) {
 
       if (orgs.length === 1) {
         const org = orgs[0];
+        await authApi.selectOrganization(org.id);
         setCurrentOrganization(org);
         localStorage.setItem('currentOrganizationId', org.id);
         router.push('/today');