esp32-nimble 0.3.0

A wrapper for the ESP32 NimBLE Bluetooth stack.
# NimBLE Rust wrapper for ESP32
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This is a Rust wrapper for the NimBLE Bluetooth stack for ESP32.
Inspired by [NimBLE-Arduino](https://github.com/h2zero/NimBLE-Arduino).

## Usage
Add below settings to your project's `sdkconfig.defaults`.
```
CONFIG_BT_ENABLED=y
CONFIG_BT_BLE_ENABLED=y
CONFIG_BT_BLUEDROID_ENABLED=n
CONFIG_BT_NIMBLE_ENABLED=y
```

- To enable Extended advertising, additionally append `CONFIG_BT_NIMBLE_EXT_ADV=y`.<br>
  (For use with ESP32C3, ESP32S3, ESP32H2 ONLY)