incubator

Build any of the setups from APPLICATIONS and add your results to the respective README file and IMAGES folder.

Proposed format:

• date (DD.MM.RR) of submisson
• your name and insti

What happened
: build-on-pull-request.yml was not triggered when I opened a PR to release.

Proposed solution

# This workflow is triggered on pull request
on:
  pull_request:
-    branches: [ $default-branch, develop ]
+    branches: [ main, develop ]
    paths-ignore:
      - '**.md'
      - '.gitignore'
      - 'LICENSE'

Note - [GitHub Actions: Better suppo

The serial message just needs to be built once to remove code duplication. The one for the PiLink should be kept and the other discarded.