Add setting for auto backup interval

Closes #2460

js/interface/settings.js

@@ -363,6 +363,10 @@ const Settings = {
 			updateStreamerModeNotification();
 		}});
 		new Setting('cdn_mirror', {value: false});
+		new Setting('recovery_save_interval', {value: 30, type: 'number', min: 0, onChange() {
+			clearTimeout(AutoBackup.loop_timeout);
+			AutoBackup.backupProjectLoop(false);
+		}});
 
 		//Interface
 		new Setting('interface_mode', 		{category: 'interface', value: 'auto', type: 'select', options: {

js/misc.js

@@ -283,6 +283,8 @@ const AutoBackup = {
 					]
 				})
 			}
+
+			AutoBackup.backupProjectLoop(false);
 		}
 	},
 	async backupOpenProject() {
@@ -369,20 +371,30 @@ const AutoBackup = {
 				reject();
 			}
 		});
+	},
+	loop_timeout: null,
+	backupProjectLoop(run_save = true) {
+		if (run_save && Project && (Outliner.root.length || Project.textures.length)) {
+			try {
+				AutoBackup.backupOpenProject();
+			} catch (err) {
+				console.error('Unable to create backup. ', err)
+			}
+		}
+		let interval = settings.recovery_save_interval.value;
+		if (interval != 0) {
+			interval = Math.max(interval, 5);
+			AutoBackup.loop_timeout = setTimeout(() => AutoBackup.backupProjectLoop(true), interval * 1000);
+		}
 	}
 }
 
 
 setInterval(function() {
 	if (Project && (Outliner.root.length || Project.textures.length)) {
 		Validator.validate();
-		try {
-			AutoBackup.backupOpenProject();
-		} catch (err) {
-			console.error('Unable to create backup. ', err)
-		}
 	}
-}, 1e3*30)
+}, 1e3*30);
 //Misc
 const TickUpdates = {
 	Run() {

lang/en.json

@@ -876,6 +876,8 @@
 	"settings.streamer_mode.desc": "Hides sensitive information like recent models",
 	"settings.cdn_mirror": "Use CDN Mirror",
 	"settings.cdn_mirror.desc": "Use the mirror CDN to download plugins. The mirror receives updates faster and works in some regions where the default does not work.",
+	"settings.recovery_save_interval": "Recovery Point Save Interval",
+	"settings.recovery_save_interval.desc": "Blockbench regularly saves the open project in the background to recover in case of a computer crash. Set the interval in seconds. Set to 0 to disable saving.",
 
 	"settings.interface_scale": "Interface Scale",
 	"settings.interface_scale.desc": "Scale of the entire Blockbench interface",
@@ -1691,6 +1693,8 @@
 	"action.import_texture.desc": "Import one or more textures from your file system",
 	"action.create_texture": "Create Texture",
 	"action.create_texture.desc": "Create a blank texture or template texture",
+	"action.create_texture_group": "Create Texture Group",
+	"action.create_texture_group.desc": "Create a group for your textures",
 	"action.append_to_template": "Append Elements to Template...",
 	"action.append_to_template.desc": "Add the currently selected elements to the texture template",
 	"action.save_textures": "Save Textures",