* first callback test

* default sync_shared settings added

* moved test callback methods

* fixed logger call

* changed logger name

* test rpc call sync_folder

* settings added

* added test rsync call (subprocess)

* fixed path

* fixed paths

* fixed errorlogging

* changed subprocess shell=false

* added player update

* fixed subprocess args

* fixed rsync parameter

* update database on caller. added return value

* added "wait for database update"

* added server and directory checks
loglevels adjusted

* fixed sync for subfolder shortcuts

* fixed ignored files

* refactored path handling
use os.path instead of string concatenation
fixed handling for abs path folder name

* refactored logic in control class

* added check for "on_rfid_scan_enabled"

* sync_full added

* added check for feature activation

* correction of bool value handling
evaluate to false if settings not correctly set (e.g. as string)

* fix flake8 errors

* update log message and fix result code

* added ssh support

* refactored paths for run_params

* speed up ssh mode
perform less checks for folder existence

* added sync_change_on_rfid_scan

* updated default settings
format like ConfigHandler would save it

* added command binding for Ui

* fixed binding of command options
and made them lowercase

* changed invalid parameter handling

* added sync_card_database

update card id only on rfid scan sync
overwrite on full sync

* refactorings

added locking on cfg access
updated methodnames
updated logging
methods reordered
flake8 corrections

* exclude folder.conf if existing from V2.x

* changed call on rfid scan to callback

* fix flake8 errors

* fix indendation for JS

* combine settings of credentials for modes

* naming convention

* refactored function names to be more clear

* changed options of sync_change_on_rfid_scan

options changed from  "true"/"false" to "enable"/"disable"

* moved identical prechecks to functions

* renamed "sync_full" to "sync_all"

* Fix function calls

fix for: moved identical prechecks to functions

* renamed "sync_full" to "sync_all"

correction for logging

* added "update_wait" and fixed to much locking

* changed call on play_card to callback

* changed precheck names to "is sync enabled"

* updated function names "is_file" and "is_dir"

* reduced nesting complexity

* Changed rfid callback state to Enum

renamed callback class
add state as enum

* Changed playcontent callback state to Enum

added state as num
moved callback and enum to seperate class
callback class with generic to be able to use in more play functions

* fix import

* fixed generic type definition

* harmonised precheck for sync_change_on_rfid_scan

* refactored methods to util class

* renamed syncutil to syncutils. fixed import

* fixed flake8

* Moved syncutils up

* renamed module sync_shared to rfidcards

* renamed sync_shared to sync_rfidcards

* fix flake8

* updated documentation

* Updated translation for en

* Updated language

* Updated language

* Update docs

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Co-authored-by: pabera <1260686+pabera@users.noreply.github.com>