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>

libsrc/hyperion/schema/schema-osEvents.json

@@ -0,0 +1,34 @@
+{
+	"type" : "object",
+	"required" : true,
+	"title" : "edt_conf_os_events_heading_title",
+	"properties": {
+		"suspendEnable": {
+			"type": "boolean",
+			"required": true,
+			"title": "edt_conf_os_events_suspendEnable_title",
+			"default": true,
+			"propertyOrder": 1
+		},
+		"lockEnable": {
+			"type": "boolean",
+			"required": true,
+			"title": "edt_conf_os_events_lockEnable_title",
+			"default": true,
+			"propertyOrder": 2
+		},
+		"suspendOnLockEnable": {
+			"type": "boolean",
+			"required": false,
+			"title": "edt_conf_os_events_suspendOnLockEnable_title",
+			"default": false,
+			  "options": {
+				"dependencies": {
+				  "lockEnable": true
+				}
+			},
+			"propertyOrder": 3
+		}
+	},
+	"additionalProperties" : false
+}