Add POST_NOTIFICATIONS permission and pre-grant it

README.md

@@ -44,6 +44,7 @@ It uses the same internal APIs as `adb backup` which is deprecated and thus need
 * `android.permission.MANAGE_DOCUMENTS` to retrieve the available storage roots (optional) for better UX.
 * `android.permission.USE_BIOMETRIC` to authenticate saving a new recovery code
 * `android.permission.INTERACT_ACROSS_USERS_FULL` to use storage roots in other users (optional).
+* `android.permission.POST_NOTIFICATIONS` to inform users about backup status and errors.
 
 ## Contributing
 Bug reports and pull requests are welcome on GitHub at https://github.com/seedvault-app/seedvault.

app/src/main/AndroidManifest.xml

@@ -16,6 +16,8 @@
     <!-- This is needed to check for internet access when backup is stored on network storage -->
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+
     <!-- This is needed to retrieve the available storage roots -->
     <uses-permission
         android:name="android.permission.MANAGE_DOCUMENTS"

permissions_com.stevesoltys.seedvault.xml

@@ -7,5 +7,6 @@
         <permission name="android.permission.INTERACT_ACROSS_USERS_FULL"/>
         <permission name="android.permission.WRITE_SECURE_SETTINGS"/>
         <permission name="android.permission.MANAGE_EXTERNAL_STORAGE"/>
+        <permission name="android.permission.POST_NOTIFICATIONS"/>
     </privapp-permissions>
 </permissions>

storage/demo/src/main/AndroidManifest.xml

@@ -2,6 +2,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="de.grobox.storagebackuptester">
 
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+
     <application
         android:name=".App"
         android:allowBackup="false"