Cleanup, Fixes and Review Feedback

Includes mix fixes like:
- Fixing the documentation
- Making sure device and storage mounts work correctly
- Fixing broken things that where supposed to work according to the PR highlights
- Moving some additional things to TrueCharts based containers
- Hiding, changing and reordening some bad UI elements
- Adding support for supplementalGroup permissions

Co-authored-by: Dan Sheridan <dan.sheridan@postman.org.uk>
Co-authored-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>
Co-authored-by: Justin Clift <justin@postgresql.org>

charts/lychee/2.0.0/Chart.yaml

@@ -1,11 +1,7 @@
 apiVersion: v2
 kubeVersion: ">=1.16.0-0"
 name: lychee
-<<<<<<< HEAD:charts/lychee/1.6.4/Chart.yaml
-version: 1.6.4
-=======
 version: 2.0.0
->>>>>>> [Common] Refactor Services (#212):charts/lychee/2.0.0/Chart.yaml
 upstream_version: 2.3.1
 appVersion: "auto"
 description: Lychee is a free photo-management tool, which runs on your server or web-space
@@ -25,11 +21,7 @@ sources:
 dependencies:
   - name: common
     repository: https://charts.truecharts.org/
-<<<<<<< HEAD:charts/lychee/1.6.4/Chart.yaml
-    version: 1.6.7
-=======
     version: 2.0.0
->>>>>>> [Common] Refactor Services (#212):charts/lychee/2.0.0/Chart.yaml
     # condition:
     # tags:
     # import-values: