diff --git a/packages/firebase/functions/.eslintrc.js b/packages/firebase/functions/.eslintrc.js
index 42b8920..6a9f9fa 100644
--- a/packages/firebase/functions/.eslintrc.js
+++ b/packages/firebase/functions/.eslintrc.js
@@ -5,24 +5,23 @@ module.exports = {
     node: true,
   },
   extends: [
-    "eslint:recommended",
-    "plugin:import/errors",
-    "plugin:import/warnings",
-    "plugin:import/typescript",
-    "google",
-    "plugin:@typescript-eslint/recommended",
+    'eslint:recommended',
+    'plugin:import/errors',
+    'plugin:import/warnings',
+    'plugin:import/typescript',
+    // 'google',
+    'plugin:@typescript-eslint/recommended',
   ],
-  parser: "@typescript-eslint/parser",
+  parser: '@typescript-eslint/parser',
   parserOptions: {
-    project: ["./tsconfig.json", "./tsconfig.dev.json"],
-    sourceType: "module",
+    project: ['./tsconfig.json', './tsconfig.dev.json'],
+    sourceType: 'module',
   },
   ignorePatterns: [
-    "/lib/**/*", // Ignore built files.
+    '/lib/**/*', // Ignore built files.
   ],
-  plugins: ["@typescript-eslint", "import"],
+  plugins: ['@typescript-eslint', 'import'],
   rules: {
-    "quotes": ["error", "double"],
-    "import/no-unresolved": 0,
+    'import/no-unresolved': 0,
   },
 };
diff --git a/packages/firebase/functions/package.json b/packages/firebase/functions/package.json
index 79d96a6..13a6047 100644
--- a/packages/firebase/functions/package.json
+++ b/packages/firebase/functions/package.json
@@ -2,7 +2,7 @@
   "name": "functions",
   "scripts": {
     "lint": "eslint --ext .js,.ts .",
-    "build": "tsc",
+    "build": "npm run lint && tsc",
     "serve": "npm run build && firebase emulators:start --only functions",
     "shell": "npm run build && firebase functions:shell",
     "start": "npm run shell",
diff --git a/packages/firebase/functions/src/index.ts b/packages/firebase/functions/src/index.ts
index 10c3084..1ced524 100644
--- a/packages/firebase/functions/src/index.ts
+++ b/packages/firebase/functions/src/index.ts
@@ -1,9 +1,10 @@
-import * as functions from "firebase-functions";
+import * as functions from 'firebase-functions';
 
 // // Start writing Firebase Functions
 // // https://firebase.google.com/docs/functions/typescript
 //
-// export const helloWorld = functions.https.onRequest((request, response) => {
-//   functions.logger.info("Hello logs!", {structuredData: true});
-//   response.send("Hello from Firebase!");
-// });
+
+export const helloWorld = functions.https.onRequest((request, response) => {
+  functions.logger.info('Hello logs!', { structuredData: true });
+  response.send('Hello from Firebase!');
+});