Auto backup improvements

- Fix backup data size quota exceed
- Backup cookies and preferences on Android 9+ (require E2EE)

app/src/main/res/xml-v28/backup_scheme.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<full-backup-content>
+    <include
+        domain="database"
+        path="." />
+    <include
+        domain="file"
+        path="datastore"
+        requireFlags="clientSideEncryption" />
+    <include
+        domain="root"
+        path="app_webview/Default/Cookies"
+        requireFlags="clientSideEncryption" />
+</full-backup-content>

app/src/main/res/xml/backup_scheme.xml

@@ -15,12 +15,7 @@
   -->
 
 <full-backup-content>
-
     <include
         domain="database"
-        path="eh.db" />
-    <include
-        domain="database"
-        path="search_database.db" />
-
+        path="." />
 </full-backup-content>

app/src/main/res/xml/data_extraction_rules.xml

@@ -15,7 +15,15 @@
   -->
 
 <data-extraction-rules>
-    <cloud-backup>
-
+    <cloud-backup disableIfNoEncryptionCapabilities="true">
+        <include
+            domain="database"
+            path="." />
+        <include
+            domain="file"
+            path="datastore" />
+        <include
+            domain="root"
+            path="app_webview/Default/Cookies" />
     </cloud-backup>
-</data-extraction-rules>
+</data-extraction-rules>