diff --git a/eslint.config.mjs b/eslint.config.mjs
new file mode 100644
index 0000000..cfdeb70
--- /dev/null
+++ b/eslint.config.mjs
@@ -0,0 +1,28 @@
+import globals from 'globals';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+import js from '@eslint/js';
+import { FlatCompat } from '@eslint/eslintrc';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const compat = new FlatCompat({
+  baseDirectory: __dirname,
+  recommendedConfig: js.configs.recommended,
+  allConfig: js.configs.all
+});
+
+export default [...compat.extends('eslint:recommended'), {
+  languageOptions: {
+    globals: {
+      ...globals.browser,
+      ...globals.commonjs,
+      ...globals.node
+    },
+
+    ecmaVersion: 8,
+    sourceType: 'module'
+  },
+
+  rules: {}
+}];
diff --git a/package-lock.json b/package-lock.json
index b4c9837..8058451 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,6 +17,11 @@
         "semistandard": "^17.0.0",
         "standard-engine": "^15.1.0"
       },
+      "devDependencies": {
+        "@eslint/eslintrc": "^3.2.0",
+        "@eslint/js": "^9.16.0",
+        "globals": "^15.13.0"
+      },
       "engines": {
         "node": ">=18.20.5 || >=20.0.0 || >=22.0.0 || >=24.0.0"
       }
@@ -1869,15 +1874,13 @@
       }
     },
     "node_modules/globals": {
-      "version": "13.24.0",
-      "resolved": "https://registry.npmjs.org/globals/-/globals-13.24.0.tgz",
-      "integrity": "sha512-AhO5QUcj8llrbG09iWhPU2B204J1xnPeL8kQmVorSsy+Sjj1sk8gIyh6cUocGmH4L0UuhAJy+hJMRA4mgA4mFQ==",
+      "version": "15.13.0",
+      "resolved": "https://registry.npmjs.org/globals/-/globals-15.13.0.tgz",
+      "integrity": "sha512-49TewVEz0UxZjr1WYYsWpPrhyC/B/pA8Bq0fUmet2n+eR7yn0IvNzNaoBwnK6mdkzcN+se7Ez9zUgULTz2QH4g==",
+      "dev": true,
       "license": "MIT",
-      "dependencies": {
-        "type-fest": "^0.20.2"
-      },
       "engines": {
-        "node": ">=8"
+        "node": ">=18"
       },
       "funding": {
         "url": "https://github.com/sponsors/sindresorhus"
@@ -4010,6 +4013,21 @@
         "node": "^10.12.0 || >=12.0.0"
       }
     },
+    "node_modules/semistandard/node_modules/globals": {
+      "version": "13.24.0",
+      "resolved": "https://registry.npmjs.org/globals/-/globals-13.24.0.tgz",
+      "integrity": "sha512-AhO5QUcj8llrbG09iWhPU2B204J1xnPeL8kQmVorSsy+Sjj1sk8gIyh6cUocGmH4L0UuhAJy+hJMRA4mgA4mFQ==",
+      "license": "MIT",
+      "dependencies": {
+        "type-fest": "^0.20.2"
+      },
+      "engines": {
+        "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/semistandard/node_modules/ms": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
diff --git a/package.json b/package.json
index ce583cc..db06b6c 100644
--- a/package.json
+++ b/package.json
@@ -17,9 +17,9 @@
     "eslint": "^9.16.0",
     "express": "^5.0.1",
     "express-rate-limit": "^7.4.1",
+    "jshint": "^2.13.6",
     "semistandard": "^17.0.0",
-    "standard-engine": "^15.1.0",
-    "jshint": "^2.13.6"
+    "standard-engine": "^15.1.0"
   },
   "repository": {
     "url": "https://glitch.com/edit/#!/meowing-holy-carbon"
@@ -37,5 +37,10 @@
     "node > 14",
     "fully supports es6-module",
     "maintained node versions"
-  ]
+  ],
+  "devDependencies": {
+    "@eslint/eslintrc": "^3.2.0",
+    "@eslint/js": "^9.16.0",
+    "globals": "^15.13.0"
+  }
 }
diff --git a/server.js b/server.js
index 3a80309..61bad84 100644
--- a/server.js
+++ b/server.js
@@ -8,7 +8,7 @@ const rateLimit = require('express-rate-limit');
 const { JSHINT } = require('jshint');
 
 const isGlitch = !!process.env.PROJECT_DOMAIN;
-const projectDomain = process.env.PROJECT_DOMAIN || "localhost";
+const projectDomain = process.env.PROJECT_DOMAIN || 'localhost';
 console.log(projectDomain);
 
 // run the same functions on the front & back
diff --git a/yarn.lock b/yarn.lock
index 7d91300..23a2e0f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -58,16 +58,16 @@
     minimatch "^3.1.2"
     strip-json-comments "^3.1.1"
 
+"@eslint/js@^9.16.0", "@eslint/js@9.16.0":
+  version "9.16.0"
+  resolved "https://registry.npmjs.org/@eslint/js/-/js-9.16.0.tgz"
+  integrity sha512-tw2HxzQkrbeuvyj1tG2Yqq+0H9wGoI2IMk4EOsQeX+vmd75FtJAzf+gTA69WF+baUKRYQ3x2kbLE08js5OsTVg==
+
 "@eslint/js@8.57.1":
   version "8.57.1"
   resolved "https://registry.npmjs.org/@eslint/js/-/js-8.57.1.tgz"
   integrity sha512-d9zaMRSTIKDLhctzH12MtXvJKSSUhaHcjV+2Z+GK+EEY7XKpP5yR4x+N3TAcHTcu963nIr+TMcCb4DBCYX1z6Q==
 
-"@eslint/js@9.16.0":
-  version "9.16.0"
-  resolved "https://registry.npmjs.org/@eslint/js/-/js-9.16.0.tgz"
-  integrity sha512-tw2HxzQkrbeuvyj1tG2Yqq+0H9wGoI2IMk4EOsQeX+vmd75FtJAzf+gTA69WF+baUKRYQ3x2kbLE08js5OsTVg==
-
 "@eslint/object-schema@^2.1.4":
   version "2.1.4"
   resolved "https://registry.npmjs.org/@eslint/object-schema/-/object-schema-2.1.4.tgz"
@@ -1293,6 +1293,11 @@ globals@^14.0.0:
   resolved "https://registry.npmjs.org/globals/-/globals-14.0.0.tgz"
   integrity sha512-oahGvuMGQlPw/ivIYBjVSrWAfWLBeku5tpPE2fOPLi+WHffIWbuh2tCjhyQhTBPMf5E9jDEH4FOmTYgYwbKwtQ==
 
+globals@^15.13.0:
+  version "15.13.0"
+  resolved "https://registry.npmjs.org/globals/-/globals-15.13.0.tgz"
+  integrity sha512-49TewVEz0UxZjr1WYYsWpPrhyC/B/pA8Bq0fUmet2n+eR7yn0IvNzNaoBwnK6mdkzcN+se7Ez9zUgULTz2QH4g==
+
 globalthis@^1.0.4:
   version "1.0.4"
   resolved "https://registry.npmjs.org/globalthis/-/globalthis-1.0.4.tgz"