Update README with API endpoints summary

Author: khushi0-3

mobile_app/Backend/Readme.md

@@ -57,82 +57,68 @@ This ensures all containers, networks, and volumes created by docker-compose are
 
 Base URL: `/`
 
-## Auth Routes (`/auth`)
+### Auth Routes (`/auth`)
 
-| Method | Endpoint        | Description                |
-|--------|-----------------|----------------------------|
-| POST   | /auth/register  | Register a new user        |
-| POST   | /auth/login     | Login and get JWT token    |
+POST /auth/register → Register a new user
+POST /auth/login    → Login and get JWT token
 
 
-## Users Routes (`/users`) 🔒 Protected (JWT required, except registration)
+### Users Routes (`/users`) 🔒 Protected (JWT required, except registration)
 
-| Method | Endpoint        | Description                |
-|--------|-----------------|----------------------------|
-| POST   | /users/register | Register a new user        |
-| GET    | /users/me       | Get current logged-in user |
-| GET    | /users/         | List all users             |
-| GET    | /users/{id}     | Get user by ID             |
-| DELETE | /users/{id}     | Delete a user              |
+POST   /users/register →  Register a new user        
+GET    /users/me       →  Get current logged-in user 
+GET    /users/         →  List all users             
+GET    /users/{id}     →  Get user by ID             
+DELETE /users/{id}     →  Delete a user              
 
 
+### Device Routes (`/devices`) 🔒 Protected (JWT required)
 
-## Device Routes (`/devices`) 🔒 Protected (JWT required)
+GET     /devices/       →  List all devices         
+POST    /devices/       →  Add a new device         
+GET     /devices/{id}   →  Get device details by ID 
+PUT     /devices/{id}   →  Update device            
+DELETE  /devices/{id}   →  Delete device            
 
-| Method | Endpoint            | Description              |
-|--------|---------------------|--------------------------|
-| GET    | /devices/           | List all devices         |
-| POST   | /devices/           | Add a new device         |
-| GET    | /devices/{id}       | Get device details by ID |
-| PUT    | /devices/{id}       | Update device            |
-| DELETE | /devices/{id}       | Delete device            |
 
+### Analytics Routes (`/analytics`) 🔒 Protected (JWT required)
 
-## Analytics Routes (`/analytics`) 🔒 Protected (JWT required)
-
-| Method | Endpoint                    | Description                         |
-|--------|-----------------------------|-------------------------------------|
-| GET    | /analytics/summary          | Get daily & monthly analytics       |
-| GET    | /analytics/source/{id}      | Get analytics by source             |
-| GET    | /analytics/device/{id}      | Get analytics by device             |
-| GET    | /analytics/comparison       | Compare multiple sources analytics  |
+GET  /analytics/summary      →  Get daily & monthly analytics       
+GET  /analytics/source/{id}  →  Get analytics by source             
+GET  /analytics/device/{id}  →  Get analytics by device             
+GET  /analytics/comparison   →  Compare multiple sources analytics  
 
 
 ## Reading Routes (`/readings`) 🔒 Protected (JWT required)
 
-| Method | Endpoint                    | Description                        |
-|--------|-----------------------------|------------------------------------|
-| POST   | /readings/                  | Create a new reading               |
-| GET    | /readings/                  | List readings (with pagination)    |
-| GET    | /readings/{id}              | Get reading by ID                  |
-| GET    | /readings/source/{source}   | Get readings by source             |
-| GET    | /readings/device/{device_id}| Get readings by device             |
-| GET    | /readings/date              | Get readings by date range         |
+POST  /readings/                   →  Create a new reading              
+GET   /readings/                   →  List readings (with pagination)   
+GET   /readings/{id}               →  Get reading by ID                 
+GET   /readings/source/{source}    →  Get readings by source            
+GET   /readings/device/{device_id} →  Get readings by device            
+GET   /readings/date               →  Get readings by date range        
+
 
+### Reports & Alerts Routes 🔒 Protected (JWT required)
 
-## Reports & Alerts Routes 🔒 Protected (JWT required)
+#### Reports
 
-### Reports
-| Method | Endpoint               | Description                  |
-|--------|------------------------|------------------------------|
-| GET    | /reports/generation    | Get total energy generation  |
-| GET    | /reports/consumption   | Get total energy consumption |
+GET  /reports/generation   → Get total energy generation  
+GET  /reports/consumption  → Get total energy consumption 
 
-### Alerts
+#### Alerts
 | Method | Endpoint     | Description            |
 |--------|--------------|------------------------|
 | GET    | /alerts/     | List all alerts        |
 | POST   | /alerts/     | Create a new alert     |
 
 
-## Energy Sources Routes (`/sources`) 🔒 Protected (JWT required)
+### Energy Sources Routes (`/sources`) 🔒 Protected (JWT required)
 
-| Method | Endpoint           | Description               |
-|--------|--------------------|---------------------------|
-| GET    | /sources/          | List all energy sources   |
-| POST   | /sources/          | Add a new energy source   |
-| GET    | /sources/{id}      | Get source by ID          |
-| PUT    | /sources/{id}      | Update source             |
-| DELETE | /sources/{id}      | Delete source             |
+GET     /sources/      →  List all energy sources  
+POST    /sources/      →  Add a new energy source  
+GET     /sources/{id}  →  Get source by ID         
+PUT     /sources/{id}  →  Update source            
+DELETE  /sources/{id}  →  Delete source