Update dependencies with npm-check-updates (#108)

* Run `npm-check-updates`

Signed-off-by: HMellor <19981378+hmellor@users.noreply.github.com>

* Re-init eslint

Signed-off-by: HMellor <19981378+hmellor@users.noreply.github.com>

* Delete legacy config

Signed-off-by: HMellor <19981378+hmellor@users.noreply.github.com>

* Remove file types we don't have

Signed-off-by: HMellor <19981378+hmellor@users.noreply.github.com>

* Fix jsx warnings

Signed-off-by: HMellor <19981378+hmellor@users.noreply.github.com>

* Remove unused packages (and stop linting CSS)

Signed-off-by: HMellor <19981378+hmellor@users.noreply.github.com>

---------

Signed-off-by: HMellor <19981378+hmellor@users.noreply.github.com>

Author: hmellor

.eslintrc.cjs

@@ -0,0 +1,19 @@
+import js from "@eslint/js";
+import globals from "globals";
+import pluginReact from "eslint-plugin-react";
+import { defineConfig } from "eslint/config";
+
+export default defineConfig([
+  { 
+    files: ["**/*.{js,mjs,cjs,jsx}"], 
+    plugins: { js }, 
+    extends: ["js/recommended"], 
+    languageOptions: { globals: globals.browser },
+    settings: {
+      react: {
+        version: "detect"
+      }
+    }
+  },
+  pluginReact.configs.flat.recommended,
+]);