chore: getting ready for a production build

angular.json

@@ -42,7 +42,7 @@
                 {
                   "type": "initial",
                   "maximumWarning": "500kb",
-                  "maximumError": "1mb"
+                  "maximumError": "2mb"
                 },
                 {
                   "type": "anyComponentStyle",

src/environments/environment.prod.ts

@@ -1,3 +1,11 @@
 export const environment = {
-  production: true
+  production: true,
+  firebase: {
+    apiKey: 'AIzaSyBSQFwnziIRFH7qNPO4K0_hDh-DYZYep20',
+    authDomain: 'phonebook-f0c58.firebaseapp.com',
+    databaseURL: 'https://phonebook-f0c58-default-rtdb.europe-west1.firebasedatabase.app',
+    projectId: 'phonebook-f0c58',
+    storageBucket: 'phonebook-f0c58.appspot.com',
+    messagingSenderId: '733111274248'
+  }
 };