diff --git a/.github/workflows/firebase-hosting-merge.yml b/.github/workflows/firebase-hosting-merge.yml
index c0e451e..2428942 100644
--- a/.github/workflows/firebase-hosting-merge.yml
+++ b/.github/workflows/firebase-hosting-merge.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - run: npm install --force && npm run build
+      - run: yarn && yarn build
       - uses: FirebaseExtended/action-hosting-deploy@v0
         with:
           repoToken: '${{ secrets.GITHUB_TOKEN }}'
diff --git a/.github/workflows/firebase-hosting-pull-request.yml b/.github/workflows/firebase-hosting-pull-request.yml
index 7529c88..c03d9c2 100644
--- a/.github/workflows/firebase-hosting-pull-request.yml
+++ b/.github/workflows/firebase-hosting-pull-request.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - run: npm install --force && npm run build
+      - run: yarn && yarn build
       - uses: FirebaseExtended/action-hosting-deploy@v0
         with:
           repoToken: '${{ secrets.GITHUB_TOKEN }}'
diff --git a/firebase.json b/firebase.json
index cfbc74c..340ed5b 100644
--- a/firebase.json
+++ b/firebase.json
@@ -1,7 +1,11 @@
 {
   "hosting": {
     "public": "build",
-    "ignore": ["firebase.json", "**/.*", "**/node_modules/**"],
+    "ignore": [
+      "firebase.json",
+      "**/.*",
+      "**/node_modules/**"
+    ],
     "rewrites": [
       {
         "source": "**",
diff --git a/firebase/index.html b/firebase/index.html
deleted file mode 100644
index e83bc58..0000000
--- a/firebase/index.html
+++ /dev/null
@@ -1,89 +0,0 @@
-<!DOCTYPE html>
-<html>
-  <head>
-    <meta charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1">
-    <title>Welcome to Firebase Hosting</title>
-
-    <!-- update the version number as needed -->
-    <script defer src="/__/firebase/10.1.0/firebase-app-compat.js"></script>
-    <!-- include only the Firebase features as you need -->
-    <script defer src="/__/firebase/10.1.0/firebase-auth-compat.js"></script>
-    <script defer src="/__/firebase/10.1.0/firebase-database-compat.js"></script>
-    <script defer src="/__/firebase/10.1.0/firebase-firestore-compat.js"></script>
-    <script defer src="/__/firebase/10.1.0/firebase-functions-compat.js"></script>
-    <script defer src="/__/firebase/10.1.0/firebase-messaging-compat.js"></script>
-    <script defer src="/__/firebase/10.1.0/firebase-storage-compat.js"></script>
-    <script defer src="/__/firebase/10.1.0/firebase-analytics-compat.js"></script>
-    <script defer src="/__/firebase/10.1.0/firebase-remote-config-compat.js"></script>
-    <script defer src="/__/firebase/10.1.0/firebase-performance-compat.js"></script>
-    <!-- 
-      initialize the SDK after all desired features are loaded, set useEmulator to false
-      to avoid connecting the SDK to running emulators.
-    -->
-    <script defer src="/__/firebase/init.js?useEmulator=true"></script>
-
-    <style media="screen">
-      body { background: #ECEFF1; color: rgba(0,0,0,0.87); font-family: Roboto, Helvetica, Arial, sans-serif; margin: 0; padding: 0; }
-      #message { background: white; max-width: 360px; margin: 100px auto 16px; padding: 32px 24px; border-radius: 3px; }
-      #message h2 { color: #ffa100; font-weight: bold; font-size: 16px; margin: 0 0 8px; }
-      #message h1 { font-size: 22px; font-weight: 300; color: rgba(0,0,0,0.6); margin: 0 0 16px;}
-      #message p { line-height: 140%; margin: 16px 0 24px; font-size: 14px; }
-      #message a { display: block; text-align: center; background: #039be5; text-transform: uppercase; text-decoration: none; color: white; padding: 16px; border-radius: 4px; }
-      #message, #message a { box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24); }
-      #load { color: rgba(0,0,0,0.4); text-align: center; font-size: 13px; }
-      @media (max-width: 600px) {
-        body, #message { margin-top: 0; background: white; box-shadow: none; }
-        body { border-top: 16px solid #ffa100; }
-      }
-    </style>
-  </head>
-  <body>
-    <div id="message">
-      <h2>Welcome</h2>
-      <h1>Firebase Hosting Setup Complete</h1>
-      <p>You're seeing this because you've successfully setup Firebase Hosting. Now it's time to go build something extraordinary!</p>
-      <a target="_blank" href="https://firebase.google.com/docs/hosting/">Open Hosting Documentation</a>
-    </div>
-    <p id="load">Firebase SDK Loading&hellip;</p>
-
-    <script>
-      document.addEventListener('DOMContentLoaded', function() {
-        const loadEl = document.querySelector('#load');
-        // // 🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
-        // // The Firebase SDK is initialized and available here!
-        //
-        // firebase.auth().onAuthStateChanged(user => { });
-        // firebase.database().ref('/path/to/ref').on('value', snapshot => { });
-        // firebase.firestore().doc('/foo/bar').get().then(() => { });
-        // firebase.functions().httpsCallable('yourFunction')().then(() => { });
-        // firebase.messaging().requestPermission().then(() => { });
-        // firebase.storage().ref('/path/to/ref').getDownloadURL().then(() => { });
-        // firebase.analytics(); // call to activate
-        // firebase.analytics().logEvent('tutorial_completed');
-        // firebase.performance(); // call to activate
-        //
-        // // 🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
-
-        try {
-          let app = firebase.app();
-          let features = [
-            'auth', 
-            'database', 
-            'firestore',
-            'functions',
-            'messaging', 
-            'storage', 
-            'analytics', 
-            'remoteConfig',
-            'performance',
-          ].filter(feature => typeof app[feature] === 'function');
-          loadEl.textContent = `Firebase SDK loaded with ${features.join(', ')}`;
-        } catch (e) {
-          console.error(e);
-          loadEl.textContent = 'Error loading the Firebase SDK, check the console.';
-        }
-      });
-    </script>
-  </body>
-</html>
