Refactored UPS monitor as clusterio plugin (#398)

* Refactor server ups

* Use catalogs

* Move to own plugin

* Use web config

* Remove External.get_server_ups

* Update workspace version requirement

* Remove need for storage

* Add locale

* Fix CI

exp_server_ups/index.ts

@@ -0,0 +1,30 @@
+import * as lib from "@clusterio/lib";
+
+declare module "@clusterio/lib" {
+	export interface InstanceConfigFields {
+		"exp_server_ups.update_interval": number;
+		"exp_server_ups.average_interval": number;
+	}
+}
+
+export const plugin: lib.PluginDeclaration = {
+	name: "exp_server_ups",
+	title: "ExpGaming - Server UPS",
+	description: "Clusterio plugin providing in game server ups counter",
+
+	instanceEntrypoint: "./dist/node/instance",
+	instanceConfigFields: {
+		"exp_server_ups.update_interval": {
+			title: "Update Interval",
+			description: "Frequency at which updates are exchanged with factorio (ms)",
+			type: "number",
+			initialValue: 1000,
+		},
+		"exp_server_ups.average_interval": {
+			title: "Average Interval",
+			description: "Number of update intervals to average updates per second across",
+			type: "number",
+			initialValue: 60
+		},
+	},
+};