Use react native vector icons instead of expo implementation

android/app/build.gradle

 apply from: '../../node_modules/react-native-unimodules/gradle.groovy'
 apply from: "../../node_modules/react-native/react.gradle"
 
+project.ext.vectoricons = [
+    iconFontNames: [ 'MaterialCommunityIcons.ttf'] // Name of the font files you want to copy
+]
+
+apply from: "../../node_modules/react-native-vector-icons/fonts.gradle"
+
 /**
  * Set this to true to create two separate APKs instead of one:
  *   - An APK that only works on ARM devices

ios/Campus/Info.plist

 	<string>Automatic</string>
 	<key>UIViewControllerBasedStatusBarAppearance</key>
 	<false/>
+	<key>UIAppFonts</key>
+    <array>
+      <string>MaterialCommunityIcons.ttf</string>
+    </array>
 </dict>
 </plist>

ios/Podfile

   pod 'Permission-Notifications', :path => "#{permissions_path}/Notifications.podspec"
   pod 'Permission-Camera', :path => "#{permissions_path}/Camera.podspec"
 
+  # Vector Icons
+  pod 'RNVectorIcons', :path => '../node_modules/react-native-vector-icons'
+
 end

package.json

     ]
   },
   "dependencies": {
-    "@expo/vector-icons": "^10.0.0",
     "@react-native-community/masked-view": "0.1.6",
     "@react-navigation/bottom-tabs": "^5.1.1",
     "@react-navigation/drawer": "^5.1.1",
     "react-native-screens": "~2.2.0",
     "react-native-splash-screen": "^3.2.0",
     "react-native-unimodules": "~0.9.0",
+    "react-native-vector-icons": "^6.6.0",
     "react-native-web": "~0.11.7",
     "react-native-webview": "8.1.1",
     "react-navigation-collapsible": "^5.5.0",

src/components/Overrides/CustomHeaderButton.js

 // @flow
 
 import * as React from 'react';
-import {MaterialCommunityIcons} from "@expo/vector-icons";
+import MaterialCommunityIcons from "react-native-vector-icons/MaterialCommunityIcons";
 import {HeaderButton, HeaderButtons} from 'react-navigation-header-buttons';
 import {withTheme} from "react-native-paper";
 import * as Touchable from "react-native/Libraries/Components/Touchable/TouchableNativeFeedback.android";

src/components/Overrides/CustomIntroSlider.js

 
 import * as React from 'react';
 import {Image, Platform, StatusBar, StyleSheet, View} from "react-native";
-import {MaterialCommunityIcons} from "@expo/vector-icons";
+import MaterialCommunityIcons from "react-native-vector-icons/MaterialCommunityIcons";
 import {Text} from "react-native-paper";
 import i18n from 'i18n-js';
 import AppIntroSlider from "react-native-app-intro-slider";

src/components/Screens/ErrorView.js

 import * as React from 'react';
 import {Button, Subheading, withTheme} from 'react-native-paper';
 import {StyleSheet, View} from "react-native";
-import {MaterialCommunityIcons} from "@expo/vector-icons";
+import MaterialCommunityIcons from "react-native-vector-icons/MaterialCommunityIcons";
 import i18n from 'i18n-js';
 import {ERROR_TYPE} from "../../utils/WebData";
 import * as Animatable from 'react-native-animatable';

src/components/Tabbar/TabIcon.js

 import * as React from 'react';
 import {View} from "react-native";
 import {TouchableRipple, withTheme} from 'react-native-paper';
-import {MaterialCommunityIcons} from "@expo/vector-icons";
+import MaterialCommunityIcons from "react-native-vector-icons/MaterialCommunityIcons";
 import * as Animatable from "react-native-animatable";
 
 type Props = {

src/screens/Tetris/TetrisScreen.js

 import * as React from 'react';
 import {Alert, View} from 'react-native';
 import {IconButton, Text, withTheme} from 'react-native-paper';
-import {MaterialCommunityIcons} from "@expo/vector-icons";
+import MaterialCommunityIcons from "react-native-vector-icons/MaterialCommunityIcons";
 import GameLogic from "./GameLogic";
 import Grid from "./components/Grid";
 import Preview from "./components/Preview";