add phpstan command

Add phpstan to coding-standard (#82)

* :construction: adding PHPStan to coding-standard

* add tests for stan, add confif for blacklist workflow

* add basline-file, add phpstan-mockery other extensions

* use NeonAdapter for genrate onthefly phpstan-configfile for blacklist

* add new ConfigGenerator, Test write Configfile for Phpstan

* corrected wrong coupling property

Co-authored-by: Peter Kuehn <peter.kuehn@rewe-digital.com>
Co-authored-by: Dimitri Kontsevoi <dimitri.kontsevoi@weinfreunde.de>

ignore pnpm stores

#84 ignore pnpm stores

eslint configuration

#80 eslint configuration

eslint configuration

eslint configuration (#76)

- pinned versions of dependencies
- modified eslintrc to not apply typescript plugin for non-ts files
- added typescript to dependencies for plugin to work.
- added test for eslinting .ts files

Get rid of Foxy

Changed infrastructur to not require foxy anymore.

Get rid of Foxy

Changed infrastructur to not require foxy anymore.

Downgrade guzzlehttp/psr7 to version ^1.4

Downgrade guzzlehttp/psr7 to version ^1.4 because of shopware dependencies

Fork foxy repository

#67

Change Github Api Authentication to AUTH_HTTP_PASSWORD

• Change the deprecated URL Authentication to HTTP Authentication using username and token as password.

shopware 5.6 compatibility

guzzlehttp/psr7 ^1.5 -> ^1.4