Implement local-first remote sync flow

android/application_snippets.xml

@@ -22,3 +22,26 @@
 				android:name="android.accessibilityservice"
 				android:resource="@xml/keepassgo_accessibility_service" />
 		</service>
+		<provider
+			android:name="org.julianfamily.keepassgo.SharedVaultProvider"
+			android:authorities="org.julianfamily.keepassgo.share"
+			android:exported="false"
+			android:grantUriPermissions="true" />
+		<activity
+			android:name="org.julianfamily.keepassgo.SharedVaultImportActivity"
+			android:exported="true"
+			android:theme="@android:style/Theme.Translucent.NoTitleBar">
+			<intent-filter>
+				<action android:name="android.intent.action.SEND" />
+				<category android:name="android.intent.category.DEFAULT" />
+				<data android:mimeType="application/octet-stream" />
+				<data android:mimeType="application/x-keepass2" />
+				<data android:mimeType="application/vnd.keepass" />
+			</intent-filter>
+			<intent-filter>
+				<action android:name="android.intent.action.VIEW" />
+				<category android:name="android.intent.category.DEFAULT" />
+				<data android:scheme="content" android:pathPattern=".*\\.kdbx" />
+				<data android:scheme="file" android:pathPattern=".*\\.kdbx" />
+			</intent-filter>
+		</activity>