Update README.md

Author: huynhhuuloc129

README.md

@@ -3,26 +3,26 @@
 1. Login to Render.
 2. Click "+ New" and select "Web Service".
 3. Choose the DTPlatform repository and connect.
-4. Fill in the following details:
-Language: Node
-Root Directory: backend
-Build Command: yarn
-Start Command: npm start
-Instance Type: Free
-5. Set Environment Variables:
-REACT_APP_MONGODB: your_mongodb_key
-
+4. Fill in the following details:  
+Language: Node  
+Root Directory: backend  
+Build Command: yarn  
+Start Command: npm start  
+Instance Type: Free  
+5. Set Environment Variables:  
+REACT_APP_MONGODB: your_mongodb_key  
+  
 ## Deploy frontend on Netlify.com
 1. Login to Netlify.
 2. Click "Add new site" and select "Import an existing project".
 3. Choose the DTPlatform repository and connect.
-4. Fill in the following details:
-Base Directory: frontend-vue
-Build Command: npm run build
-Publish Directory: frontend-vue/dist
-Instance Type: Free
-5. Set Environment Variables:
-VITE_AQI_API_KEY: your_aqi_key
-VITE_AZURE_MAP_KEY: your_azure_key
-VITE_MAPBOX_KEY: your_mapbox_key
-VITE_TRAFFIC_API_KEY: your_traffic_key
+4. Fill in the following details:  
+Base Directory: frontend-vue  
+Build Command: npm run build  
+Publish Directory: frontend-vue/dist  
+Instance Type: Free  
+5. Set Environment Variables:  
+VITE_AQI_API_KEY: your_aqi_key  
+VITE_AZURE_MAP_KEY: your_azure_key  
+VITE_MAPBOX_KEY: your_mapbox_key  
+VITE_TRAFFIC_API_KEY: your_traffic_key