Add POI feature and imporve the overall backend implementation

frontend/README.md

@@ -51,6 +51,13 @@ The **Bakery-IA Frontend Dashboard** is a modern, responsive React-based web app
 - **POS Integration** - Automatic sales data sync from Square/Toast/Lightspeed
 - **Sales History** - Complete historical sales data with filtering and export
 
+### Onboarding Wizard
+- **Multi-Step Onboarding** - Guided 15-step setup process for new bakeries
+- **POI Detection Step** - Automatic detection of nearby Points of Interest using bakery location
+- **Progress Tracking** - Visual progress indicators and step completion
+- **Data Persistence** - Save progress at each step
+- **Smart Navigation** - Dynamic step dependencies and validation
+
 ### Multi-Tenant Administration
 - **Tenant Settings** - Configure bakery-specific preferences
 - **User Management** - Invite team members and assign roles
@@ -205,7 +212,15 @@ frontend/
 │   │   ├── ui/              # Base UI components (buttons, inputs, etc.)
 │   │   ├── charts/          # Chart components
 │   │   ├── forms/           # Form components
-│   │   └── layout/          # Layout components (header, sidebar, etc.)
+│   │   ├── layout/          # Layout components (header, sidebar, etc.)
+│   │   └── domain/          # Domain-specific components
+│   │       └── onboarding/  # Onboarding wizard components
+│   │           ├── steps/   # Individual step components
+│   │           │   ├── POIDetectionStep.tsx  # POI detection UI
+│   │           │   ├── SetupStep.tsx
+│   │           │   └── ...
+│   │           ├── context/ # Onboarding wizard context
+│   │           └── WizardLayout.tsx
 │   ├── pages/               # Page components (routes)
 │   │   ├── Dashboard/       # Main dashboard
 │   │   ├── Forecasting/     # Forecast management
@@ -226,7 +241,12 @@ frontend/
 │   │   ├── alertStore.ts    # Alert state
 │   │   └── uiStore.ts       # UI state (sidebar, theme, etc.)
 │   ├── api/                 # API client functions
-│   │   ├── client.ts        # Axios client setup
+│   │   ├── client/          # API client configuration
+│   │   │   └── apiClient.ts # Axios client with tenant injection
+│   │   ├── services/        # Service API modules
+│   │   │   ├── onboarding.ts     # Onboarding API
+│   │   │   ├── geocodingApi.ts   # Geocoding/address API
+│   │   │   └── poiContextApi.ts  # POI detection API
 │   │   ├── auth.ts          # Auth API
 │   │   ├── forecasting.ts   # Forecasting API
 │   │   ├── inventory.ts     # Inventory API
@@ -263,6 +283,21 @@ frontend/
 - `/register` - User registration
 - `/forgot-password` - Password reset
 
+### Onboarding Routes
+- `/onboarding` - Multi-step onboarding wizard (15 steps)
+- `/onboarding/bakery-type-selection` - Choose bakery type
+- `/onboarding/setup` - Basic bakery setup
+- `/onboarding/poi-detection` - **POI Detection** - Automatic location context detection
+- `/onboarding/upload-sales-data` - Upload historical sales
+- `/onboarding/inventory-review` - Review detected products
+- `/onboarding/initial-stock-entry` - Initial inventory levels
+- `/onboarding/product-categorization` - Product categories
+- `/onboarding/suppliers-setup` - Supplier configuration
+- `/onboarding/recipes-setup` - Recipe management
+- `/onboarding/ml-training` - AI model training
+- `/onboarding/setup-review` - Review configuration
+- `/onboarding/completion` - Onboarding complete
+
 ### Protected Routes (Require Authentication)
 - `/dashboard` - Main operational dashboard
 - `/forecasting` - Demand forecasting management