Add update to be more like other plugins

Author: nrn

.gitignore

@@ -1,5 +1,3 @@
-/*/*.js
-/*/*.map
 node_modules
 npm-debug.log
 status

.npmignore

@@ -1,4 +1,2 @@
-/**/*.coffee
-Gruntfile.js
 test
 status

.prettierrc.json

@@ -0,0 +1,8 @@
+{
+  "semi": false,
+  "singleQuote": true,
+  "bracketSpacing": true,
+  "bracketSameLine": true,
+  "arrowParens": "avoid",
+  "printWidth": 120
+}

AUTHORS.txt

@@ -0,0 +1,6 @@
+Authors ordered by first contribution
+
+Ward Cunningham <ward@c2.com>
+Paul Rodwell <paul.rodwell@btinternet.com>
+decaffeinate <paul.rodwell@btinternet.com>
+Nick Niemeir <nick.niemeir@gmail.com>

ReadMe.md

@@ -5,7 +5,7 @@ This plugin, type: plugmatic, extends the markup of the federated wiki.
 ## Build
 
     npm install
-    grunt build
+
 
 ## License
 

eslint.config.mjs

@@ -0,0 +1,22 @@
+import globals from 'globals'
+import pluginJs from '@eslint/js'
+
+/** @type {import('eslint').Linter.Config[]} */
+export default [
+  pluginJs.configs.recommended,
+  {
+    rules: {
+      'no-unused-vars': 'warn',
+    },
+  },
+  {
+    languageOptions: {
+      globals: {
+        wiki: 'readonly',
+        ...globals.browser,
+        ...globals.jquery,
+        ...globals.mocha,
+      },
+    },
+  },
+]