feat(CORE): docker permissions and rework (#13454)

- fix docker permissions with mounted volumes on new docker versions (https://github.com/docker/desktop-linux/issues/31)
- fix ac-tools image
- cleanup unused env
- add  `cap_add: SYS_NICE` to allow setting process high priority
- fix ccache in docker
- allow to switch between root user (default) to acore user in any container
- fix cache of the downloaded client data
- split docker github actions in 2 parts
- versioning mysql images
- performance improvements

apps/compiler/compiler.sh

@@ -29,6 +29,7 @@ comp_options=(
     "compile: Compile only"
     "all: clean, configure and compile"
     "ccacheClean: Clean ccache files, normally not needed"
+    "ccacheShowStats: show ccache statistics"
     "quit: Close this menu")
 comp_functions=(
     "comp_build"
@@ -37,6 +38,7 @@ comp_functions=(
     "comp_compile"
     "comp_all"
     "comp_ccacheClean"
+    "comp_ccacheShowStats"
     "comp_quit")
 
 PS3='[ Please enter your choice ]: '