chore(release): 1.0.0-alpha.38 [skip ci]

# [1.0.0-alpha.38](https://code.podlibre.org/podlibre/castopod/compare/v1.0.0-alpha.37...v1.0.0-alpha.38) (2021-02-27)

### Features

* **embeddable-player:**  add embeddable player widget ([141788fa](https://code.podlibre.org/podlibre/castopod/commit/141788fa089f9dedc8956c64ca515a4a4625f904))