Introduce Event Services (#1653)

* Allow to enable/disable suspend & lock event handling

* Fix Windows

* Refactor event handling incl.CEC

* Revert "Auxiliary commit to revert individual files from 0d9a8b8a3a4a09609a339f54c7d8a9384c561282"

This reverts commit 80737d926ad151a07b2493dd1685ed502975cb2e.

* Support Events for Grabbers generically

* Have CECEvent to actions configurable, further clean-ups

* Remove handleEvent from V4L2grabber, as grabber will be stopped on suspend

* Validate that one CEC Event can only trigger one action

* MacOS lock/unlock added

* fast windows fix

* Corrections

* Fix CodeQL findings

* add macos lock/unlock handler

* Migration of CEC-config and have default actions

* Correct target_link_libraries

* Include Foundation

* macOS include AppKit

* Support Scheduled Events, cleanups.

* Fix destructing

* Fix coredump during free

* Consider additional error sceanrio

* Fix missing code

* install desktop icons

* correct bash logic

---------

Co-authored-by: Paulchen-Panther <16664240+Paulchen-Panther@users.noreply.github.com>

assets/webconfig/index.html

@@ -280,6 +280,7 @@
             <li>
               <a class="inactive"><i class="fa fa-industry fa-fw"></i><span data-i18n="main_menu_system_token">System</span><span class="fa arrow"></span></a>
               <ul class="nav nav-second-level">
+                <li> <a class="inactive mnava" id="MenuItemEventServices" href="#conf_events"><i class="fa fa-server fa-fw"></i><span data-i18n="main_menu_event_services_token">Event Services</span></a> </li>
                 <li> <a class="inactive mnava" id="MenuItemWeb" href="#conf_webconfig" id="load_webconfig"><i class="fa fa-wrench fa-fw"></i><span data-i18n="main_menu_webconfig_token">Webconfiguration</span></a> </li>
                 <li> <a class="inactive mnava" id="MenuItemLogging" href="#conf_logging"><i class="fa fa-reorder fa-fw"></i><span data-i18n="main_menu_logging_token">Log</span></a> </li>
                 <li> <a class="inactive mnava" href="#update"><i class="fa fa-download fa-fw"></i><span data-i18n="main_menu_update_token">Update</span></a> </li>