InfoMechanism: Add $:/info/startup-timestamp

core/modules/info/platform.js

@@ -18,6 +18,7 @@ exports.getInfoTiddlerFields = function() {
 	// Basics
 	infoTiddlerFields.push({title: "$:/info/browser", text: mapBoolean(!!$tw.browser)});
 	infoTiddlerFields.push({title: "$:/info/node", text: mapBoolean(!!$tw.node)});
+	infoTiddlerFields.push({title: "$:/info/startup-timestamp", text: $tw.utils.stringifyDate(new Date())});
 	if($tw.browser) {
 		// Document location
 		var setLocationProperty = function(name,value) {

editions/tw5.com/tiddlers/mechanisms/InfoMechanism.tid

@@ -1,5 +1,5 @@
 created: 20140720164948099
-modified: 20190307175403915
+modified: 20200506110435897
 tags: Mechanisms
 title: InfoMechanism
 type: text/vnd.tiddlywiki
@@ -13,6 +13,7 @@ System tiddlers in the namespace `$:/info/` are used to expose information about
 ! Information Tiddlers
 
 |!Title |!Description |
+|[[$:/info/startup-timestamp]] |<<.from-version "5.1.23">> Startup timestamp in TiddlyWiki date format |
 |[[$:/info/browser]] |Running in the browser? ("yes" or "no") |
 |[[$:/info/browser/language]] |<<.from-version "5.1.20">> Language as reported by browser (note that some browsers report two character codes such as `en` while others report full codes such as `en-GB`) |
 |[[$:/info/browser/screen/width]] |Screen width in pixels |