Please welcome mros2-esp32 as new platform 🎉

Author: takasehideki

README.md

@@ -39,6 +39,7 @@ Please see each repository to learn how to use it.
 |:---|:---|:---|:---|
 | [mros2-asp3-f767zi](https://github.com/mROS-base/mros2-asp3-f767zi) | [TOPPERS/ASP3](https://www.toppers.jp/en/project.html) | [STM32 NUCLEO-F767ZI](https://www.st.com/en/evaluation-tools/nucleo-f767zi.html) | currently supported up to v0.3.2 (see [status](https://github.com/mROS-base/mros2-asp3-f767zi/issues/74)) |
 | [mros2-mbed](https://github.com/mROS-base/mros2-mbed) | [Mbed OS 6](https://github.com/ARMmbed/mbed-os) | Mbed enabled boards having an Ethernet port (See [detail](https://github.com/mROS-base/mros2-mbed#supported-environment)) | well maintained and easy to try |
+| [mros2-esp32](https://github.com/mROS-base/mros2-esp32) | [ESP-IDF FreeRTOS](https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-reference/system/freertos_idf.html) | ESP32 boards with 2.4 GHz Wi-Fi (See [detail](https://github.com/mROS-base/mros2-esp32#supported-environment)) | well maintained |
 | [mros2-posix](https://github.com/mROS-base/mros2-posix) | POSIX (pthread) | any machine that runs Linux | partly maintained |
 
 Please let us know if you have a request for support for other boards/kernels, or if you could implement this layer on other platforms.