Fix inability to update

android/app/src/main/AndroidManifest.xml

@@ -1,4 +1,11 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    
+    
+    <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.INSTALL_PACKAGES"/>
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES"/>
+
     <application
         android:label="pokedex"
         android:name="${applicationName}"
@@ -27,6 +34,16 @@
         </activity>
         <!-- Don't delete the meta-data below.
              This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
+        <provider
+            android:name="sk.fourq.otaupdate.OtaUpdateFileProvider"
+            android:authorities="${applicationId}.ota_update_provider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/filepaths" />
+        </provider>
+
         <meta-data
             android:name="flutterEmbedding"
             android:value="2" />

android/app/src/main/res/xml/filepaths.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<paths xmlns:android="http://schemas.android.com/apk/res/android">
+    <files-path name="internal_apk_storage" path="ota_update/"/>
+</paths>