Update README.md

Author: atsyplenkov

README.md

@@ -69,6 +69,7 @@ tibble::tribble(
 ```
 
 # Installation
+### Release version
 
 The extension is published on both the [VS Code Marketplace](https://marketplace.visualstudio.com/items?itemName=atsyplenkov.pastum) and the [Open VSX Registry](https://open-vsx.org/extension/atsyplenkov/pastum): just click `Install` there or manually install it with:
 
@@ -80,6 +81,9 @@ The extension is published on both the [VS Code Marketplace](https://marketplace
 
 Alternatively, you can install the latest version from the [Releases](https://github.com/atsyplenkov/pastum/releases/) page. Download the latest `.vsix` file and install it as described [here](https://code.visualstudio.com/docs/editor/extension-marketplace#_install-from-a-vsix).
 
+### Development version
+The bleeding-edge development version is available as [CI artefacts](https://github.com/atsyplenkov/pastum/actions/workflows/ci.yml) in a `.vsix` format.
+
 # Features
 
 - For a complete list of features and example usage, see — [pastum.anatolii.nz](https://pastum.anatolii.nz)
@@ -106,4 +110,4 @@ There's a lot going on with the development of new features in Pastum. If you ha
 Contributions are welcome! If you'd like to contribute, please, fork, submit a PR and I'll merge it.
 
 # Acknowledgements
-This extension was inspired by the [`{datapasta}`](https://github.com/milesmcbain/datapasta/) R package created by [@MilesMcBain](https://github.com/MilesMcBain) and contributors. However, the implementation in the Code OSS environment was influenced by [@coatless](https://github.com/coatless) and his [web app](https://web-apps.thecoatlessprofessor.com/data/html-table-to-dataframe-tool.html).
+This extension was inspired by the [`{datapasta}`](https://github.com/milesmcbain/datapasta/) R package created by [@MilesMcBain](https://github.com/MilesMcBain) and contributors. However, the implementation in the Code OSS environment was influenced by [@coatless](https://github.com/coatless) and his [web app](https://web-apps.thecoatlessprofessor.com/data/html-table-to-dataframe-tool.html).