Initial commit: SmoothSchedule multi-tenant scheduling platform

This commit includes:
- Django backend with multi-tenancy (django-tenants)
- React + TypeScript frontend with Vite
- Platform administration API with role-based access control
- Authentication system with token-based auth
- Quick login dev tools for testing different user roles
- CORS and CSRF configuration for local development
- Docker development environment setup

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

frontend/src/api/business.ts

@@ -0,0 +1,106 @@
+/**
+ * Business API - Resources and Users
+ */
+
+import apiClient from './client';
+import { User, Resource, BusinessOAuthSettings, BusinessOAuthSettingsResponse, BusinessOAuthCredentials } from '../types';
+
+/**
+ * Get all resources for the current business
+ */
+export const getResources = async (): Promise<Resource[]> => {
+  const response = await apiClient.get<Resource[]>('/api/resources/');
+  return response.data;
+};
+
+/**
+ * Get all users for the current business
+ */
+export const getBusinessUsers = async (): Promise<User[]> => {
+  const response = await apiClient.get<User[]>('/api/business/users/');
+  return response.data;
+};
+
+/**
+ * Get business OAuth settings and available platform providers
+ */
+export const getBusinessOAuthSettings = async (): Promise<BusinessOAuthSettingsResponse> => {
+  const response = await apiClient.get<{
+    business_settings: {
+      oauth_enabled_providers: string[];
+      oauth_allow_registration: boolean;
+      oauth_auto_link_by_email: boolean;
+    };
+    available_providers: string[];
+  }>('/api/business/oauth-settings/');
+
+  // Transform snake_case to camelCase
+  return {
+    businessSettings: {
+      enabledProviders: response.data.business_settings.oauth_enabled_providers || [],
+      allowRegistration: response.data.business_settings.oauth_allow_registration,
+      autoLinkByEmail: response.data.business_settings.oauth_auto_link_by_email,
+    },
+    availableProviders: response.data.available_providers || [],
+  };
+};
+
+/**
+ * Update business OAuth settings
+ */
+export const updateBusinessOAuthSettings = async (
+  settings: Partial<BusinessOAuthSettings>
+): Promise<BusinessOAuthSettingsResponse> => {
+  // Transform camelCase to snake_case for backend
+  const backendData: Record<string, any> = {};
+
+  if (settings.enabledProviders !== undefined) {
+    backendData.oauth_enabled_providers = settings.enabledProviders;
+  }
+  if (settings.allowRegistration !== undefined) {
+    backendData.oauth_allow_registration = settings.allowRegistration;
+  }
+  if (settings.autoLinkByEmail !== undefined) {
+    backendData.oauth_auto_link_by_email = settings.autoLinkByEmail;
+  }
+
+  const response = await apiClient.patch<{
+    business_settings: {
+      oauth_enabled_providers: string[];
+      oauth_allow_registration: boolean;
+      oauth_auto_link_by_email: boolean;
+    };
+    available_providers: string[];
+  }>('/api/business/oauth-settings/update/', backendData);
+
+  // Transform snake_case to camelCase
+  return {
+    businessSettings: {
+      enabledProviders: response.data.business_settings.oauth_enabled_providers || [],
+      allowRegistration: response.data.business_settings.oauth_allow_registration,
+      autoLinkByEmail: response.data.business_settings.oauth_auto_link_by_email,
+    },
+    availableProviders: response.data.available_providers || [],
+  };
+};
+
+/**
+ * Get business OAuth credentials (custom credentials for paid tiers)
+ */
+export const getBusinessOAuthCredentials = async (): Promise<BusinessOAuthCredentials> => {
+  const response = await apiClient.get<BusinessOAuthCredentials>('/api/business/oauth-credentials/');
+  return response.data;
+};
+
+/**
+ * Update business OAuth credentials (custom credentials for paid tiers)
+ */
+export const updateBusinessOAuthCredentials = async (
+  credentials: Partial<BusinessOAuthCredentials>
+): Promise<BusinessOAuthCredentials> => {
+  const response = await apiClient.patch<BusinessOAuthCredentials>(
+    '/api/business/oauth-credentials/update/',
+    credentials
+  );
+  return response.data;
+};