Features and enhancements 🎉
* Security: increase security scans and improve related documentation by Guts in <https://github.com/Guts/qgis-deployment-cli/pull/352>
* Feature: download from http (part 1) by Guts in <https://github.com/Guts/qgis-deployment-cli/pull/351>
* feature: add util to get ProxyHandler and cache some recurring functions by Guts in <https://github.com/Guts/qgis-deployment-cli/pull/358>
* feature: add simple http client by Guts in <https://github.com/Guts/qgis-deployment-cli/pull/360>
* improvement: use proxy handle in upgrade sub-command by Guts in <https://github.com/Guts/qgis-deployment-cli/pull/362>
* log: on Linux, add distribution name and version by Guts in <https://github.com/Guts/qgis-deployment-cli/pull/363>
* log: add details about how QDT working folder is determined by Guts in <https://github.com/Guts/qgis-deployment-cli/pull/364>
* Change: move QDT subfolders to generic job by Guts in <https://github.com/Guts/qgis-deployment-cli/pull/347>
* feature: use proxy handler in file downloader by Guts in <https://github.com/Guts/qgis-deployment-cli/pull/359>
Documentation 📖
* docs: improve development guide by Guts in <https://github.com/Guts/qgis-deployment-cli/pull/357>
* docs: update qprofiles-manager with deprecated 'git' value by Guts in <https://github.com/Guts/qgis-deployment-cli/pull/361>