Add on (#212)

* added service to transfer Add-on config from options.json to config.toml

* added feature to get MQTT config from Homeassistant

current version is MVP. can run as Home Assistant Add-On, config.toml is automatically created from option parameters in the add-on configuration tab.

* fix pylance and flake8 warnings

* prepare building a ha addon

- move build script into root dir
- cp source files in addon build-tree

* ignore proxy source files in addon build tree

* move proxy source files in own directory

* remove duplicates source files from repro

* check for a valis SONAR_TOKEN

* rename add_on path

* prepare for unittests and coverage measurement

* move file cause of the changes pathname

* move the proxy dir to /home/proxy

* build addon with make now

* remove duplicated requirements.txt file from repo

* undo changes

---------

Co-authored-by: Michael Metz <michael.metz@siemens.com>
Co-authored-by: Stefan Allius <stefan.allius@t-online.de>

.github/workflows/python-app.yml

@@ -26,6 +26,7 @@ permissions:
 
 env:
   TZ: "Europe/Berlin"
+  SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
 
 jobs:
   build:
@@ -53,13 +54,13 @@ jobs:
         flake8 --exit-zero --ignore=C901,E121,E123,E126,E133,E226,E241,E242,E704,W503,W504,W505 --format=pylint --output-file=output_flake.txt --exclude=*.pyc app/src/
     - name: Test with pytest
       run: |
-        python -m pytest app --cov=app/src --cov-report=xml
+        python -m pytest app ha_addon --cov=app/src --cov=ha_addon/rootfs/home --cov-report=xml
         coverage report
     - name: Analyze with SonarCloud
+      if: ${{ env.SONAR_TOKEN != 0 }}
       uses: SonarSource/sonarcloud-github-action@v3.1.0
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
       with:
         projectBaseDir: .
         args: