Add hardware and change .md syntax

Author: Hannes7eicher

content/hardware/02.hero/boards/uno-r4-wifi/tutorials/esp32-upload/esp32-upload.md

@@ -3,6 +3,8 @@ title: Arduino UNO R4 WiFi Upload to ESP32
 description: Learn how to upload firmware to the ESP32-S3 on the UNO R4 WiFi
 author: Hannes Siebeneicher
 tags: [ESP32, esptool, Flash]
+hardware:
+  - hardware/02.hero/boards/uno-r4-wifi
 ---
 
 ***This article is not suitable for beginners as it easily breaks your board especially when the serial bridge is not properly implemented.***
@@ -63,23 +65,23 @@ Restoring the default firmware varies slightly depending on which operating syst
 
 **Windows**
 
-1. [Download the latest firmware](https://github.com/arduino/uno-r4-wifi-usb-bridge/releases/download/0.2.0/unor4wifi-update-windows.zip) and unzip it.
+- [Download the latest firmware](https://github.com/arduino/uno-r4-wifi-usb-bridge/releases/download/0.2.0/unor4wifi-update-windows.zip) and unzip it.
 
-2. Unplug all the USB devices except for your **UNO R4 WiFi**.
+- Unplug all the USB devices except for your **UNO R4 WiFi**.
 
-3. Open the **update.bat** file - if a warning dialog appears, click on "More info" and then "Run anyway".
+- Open the **update.bat** file - if a warning dialog appears, click on "More info" and then "Run anyway".
 
-4. Follow the steps inside the terminal and select your board from the device list (if you still see more than one device after unplugging everything apart from the board, check under Windows' Device Manager)
+-  Follow the steps inside the terminal and select your board from the device list (if you still see more than one device after unplugging everything apart from the board, check under Windows' Device Manager)
 
-5. Once done, unplug the board, connect it again and you should have the default firmware installed again.
+-  Once done, unplug the board, connect it again and you should have the default firmware installed again.
 
 **MacOS**
 
-1. [Download the latest firmware](https://github.com/arduino/uno-r4-wifi-usb-bridge/releases/download/0.2.0/unor4wifi-update-macos.zip) and unzip it.
+-  [Download the latest firmware](https://github.com/arduino/uno-r4-wifi-usb-bridge/releases/download/0.2.0/unor4wifi-update-macos.zip) and unzip it.
 
-2. Unplug all the USB devices except for your **UNO R4 WiFi**.
+-  Unplug all the USB devices except for your **UNO R4 WiFi**.
 
-3. Right-click on the folder, select "New terminal at folder" (you might find it under "Services"), and launch the following commands:
+-  Right-click on the folder, select "New terminal at folder" (you might find it under "Services"), and launch the following commands:
 
 ```
 chmod a+x update.command
@@ -93,32 +95,32 @@ sudo xattr -d com.apple.quarantine bin/espflash
 sudo xattr -d com.apple.quarantine bin/unor4wifi-reboot-macos
 ```
 
-4. Launch this command in your terminal:
+-  Launch this command in your terminal:
 
 ```
 ./update.command
 ```
 
-5. Follow the steps inside the terminal and select your board from the device list, it is listed as
+-  Follow the steps inside the terminal and select your board from the device list, it is listed as
 /dev/tty.usbmodem141301 - USB JTAG_serial debug unit.
 
-6. Once done, unplug the board, connect it again and you should have the default firmware installed again.
+-  Once done, unplug the board, connect it again and you should have the default firmware installed again.
 
 **Linux**
 
-1. [Download the latest firmware](https://github.com/arduino/uno-r4-wifi-usb-bridge/releases/download/0.2.0/unor4wifi-update-linux.zip) and unzip it.
+-  [Download the latest firmware](https://github.com/arduino/uno-r4-wifi-usb-bridge/releases/download/0.2.0/unor4wifi-update-linux.zip) and unzip it.
 
-2. Unplug all the USB devices except for your **UNO R4 WiFi**.
+-  Unplug all the USB devices except for your **UNO R4 WiFi**.
 
-3. Right-click on the folder, select "Open in Terminal" and launch the following command:
+-  Right-click on the folder, select "Open in Terminal" and launch the following command:
 
 ```
 sudo ./update.sh
 ```
 
-4. Follow the steps inside the terminal and answer yes to the first question, no to the second.
+-  Follow the steps inside the terminal and answer yes to the first question, no to the second.
 
-5. Once done, unplug the board, connect it again and you should have the default firmware installed again.
+-  Once done, unplug the board, connect it again and you should have the default firmware installed again.
 
 Alternatively you can also repeat **Step 1** and **Step 2** using the ``.bin`` file found inside the ``.zip`` file using the esptool.