feat(Date & Time Node): Overhaul of the node (#5904)

* Setup versionized node

* Fix node naming

* Set all possible actions

* Add Current Date operation

* Add timezone to current date

* feat add to date operator

* Change output field name to camel case

* Fix info box for luxons tip

* Feat subtract to date operation

* Feat format date operation

* Fix to node field for format date

* Feat rounding operation

* Feat get in between date operation

* Feat add extract date operation

* Add generic function for parsing date

* Remove moment methods from operations

* Change moment to luxon for the rest of the operations

* Fix Format date operation

* Fix format value

* Add timezone option for current date

* Add tests, improve workflow settings for testing, toString the results

* Change icon for V2

* Revert "Change icon for V2"

This reverts commit 46b59bea2ec6dd02a22f8d07a9736b42d751d10f.

* Change workflow  test name

* Fix ui bug for custom format

* Fix default value for format operation

* Fix info box for rounding operation

* Change default for units for between time operation

* Inprove fields and resort time units

* Fix extract week number

* Resolve issue with formating and timezones

* Fix field name and unit order

* ⚡ restored removed test case, sync v1 with curent master

* ⚡ parseDate update to support timestamps, tests

* Keep same field for substract and add time

* Update unit test

* Improve visibility, add iso to string option

* Update option naming

---------

Co-authored-by: Michael Kret <michael.k@radency.com>

packages/nodes-base/nodes/DateTime/V2/CurrentDateDescription.ts

@@ -0,0 +1,63 @@
+import type { INodeProperties } from 'n8n-workflow';
+
+export const CurrentDateDescription: INodeProperties[] = [
+	{
+		displayName:
+			'You can also refer to the current date in n8n expressions by using <code>{{$now}}</code> or <code>{{$today}}</code>. <a target="_blank" href="https://docs.n8n.io/code-examples/expressions/luxon/">More info</a>',
+		name: 'notice',
+		type: 'notice',
+		default: '',
+		displayOptions: {
+			show: {
+				operation: ['getCurrentDate'],
+			},
+		},
+	},
+	{
+		displayName: 'Include Current Time',
+		name: 'includeTime',
+		type: 'boolean',
+		default: true,
+		description: 'Whether deactivated, the time will be set to midnight',
+		displayOptions: {
+			show: {
+				operation: ['getCurrentDate'],
+			},
+		},
+	},
+	{
+		displayName: 'Output Field Name',
+		name: 'outputFieldName',
+		type: 'string',
+		default: 'currentDate',
+		description: 'Name of the field to put the output in',
+		displayOptions: {
+			show: {
+				operation: ['getCurrentDate'],
+			},
+		},
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		type: 'collection',
+		placeholder: 'Add Option',
+		displayOptions: {
+			show: {
+				operation: ['getCurrentDate'],
+			},
+		},
+		default: {},
+		options: [
+			{
+				displayName: 'Timezone',
+				name: 'timezone',
+				type: 'string',
+				placeholder: 'America/New_York',
+				default: '',
+				description:
+					'The timezone to use. If not set, the timezone of the n8n instance will be used. Use ‘GMT’ for +00:00 timezone.',
+			},
+		],
+	},
+];