Update packages, move jQuery to dependencies

Author: mgol

.eslintrc

@@ -0,0 +1,27 @@
+{
+	"root": true,
+
+	"extends": "jquery",
+
+	"reportUnusedDisableDirectives": true,
+
+	"parserOptions": {
+		"ecmaVersion": 5
+	},
+
+	// The browser env is not enabled on purpose so that code takes
+	// all browser-only globals from window instead of assuming
+	// they're available as globals. This makes it possible to use
+	// jQuery with tools like jsdom which provide a custom window
+	// implementation.
+	"env": {},
+
+	"globals": {
+		"window": true
+	},
+
+	"rules": {
+		"one-var": [ "error", { "var": "always" } ],
+		"strict": [ "error", "function" ]
+	}
+}

.eslintrc-browser.json

@@ -0,0 +1,24 @@
+{
+	"root": true,
+
+	"extends": "jquery",
+
+	"reportUnusedDisableDirectives": true,
+
+	"parserOptions": {
+		"ecmaVersion": 2022
+	},
+
+	"env": {
+		"es6": true,
+		"node": true
+	},
+	
+	"globals": {
+		"globalThis": false
+	},
+
+	"rules": {
+		"strict": [ "error", "global" ]
+	}
+}

.eslintrc-node.json

@@ -0,0 +1,38 @@
+{
+	"root": true,
+
+	"overrides": [
+		{
+			"files": "src/**/*.js",
+			"extends": "./.eslintrc-browser.json",
+			"globals": {
+				"define": false,
+				"module": false,
+				"require": false,
+				"jQuery": false
+			}
+		},
+		
+		{
+			"files": "test/node-setup.js",
+			"extends": "./.eslintrc-node.json"
+		},
+
+		{
+			"files": "test/test.js",
+			"extends": "./.eslintrc-browser.json",
+			"env": {
+				"browser": false,
+				"node": false
+			},
+			"globals": {
+				"globalThis": false,
+				"QUnit": false,
+				"jQuery": false
+			},
+			"rules": {
+				"strict": [ "error", "global" ]
+			}
+		}
+	]
+}