Fetchy

Fixes a bug that slipped through.

Enhancement:

* Caching is applied to every step
* Binaries are scanned for dependencies
* Packages are installed into containers
* Docker layers are stripped

Fixes:

* Fix windows not working due to tar extract

This release contains some bug fixes as I hope the project becomes more and more stable.

What was added this version:
- Some fixes in PPAs
- Usage of universe package indices for ubuntu
- Set-up CICD pipeline

This release will make ubuntu based searches also use universe packages.

In this release it is possible to dockerize, download and extract packages.

This is the minimal working project as I intended it to be.

The following features work:
- ppas
- excludes