feat: Container based developer flow (#258)

Co-authored-by: CrazyMax <crazy-max@users.noreply.github.com>

README.md

@@ -24,6 +24,7 @@ ___
   * [inputs](#inputs)
   * [environment variables](#environment-variables)
 * [Limitation](#limitation)
+* [Development](#development)
 * [License](#license)
 
 ## Usage
@@ -178,6 +179,19 @@ secret named `GH_PAT`, the step will look like this:
           GITHUB_TOKEN: ${{ secrets.GH_PAT }}
 ```
 
+## Development
+
+```
+# format code and build javascript artifacts
+docker buildx bake pre-checkin
+
+# validate all code has correctly formatted and built
+docker buildx bake validate
+
+# run tests
+docker buildx bake test
+```
+
 ## License
 
 MIT. See `LICENSE` for more details.