ensure binary is marked as executable

appinfo/info.xml

@@ -7,7 +7,7 @@
 	<description><![CDATA[Push update support for desktop app.
 
 Once the app is installed, the push binary needs to be setup. You can either use the setup wizard with `occ notify_push:setup` or see the [README](http://github.com/nextcloud/notify_push) for detailed setup instructions]]></description>
-	<version>0.1.0</version>
+	<version>0.1.1</version>
 	<licence>agpl</licence>
 	<author>Robin Appelman</author>
 	<namespace>NotifyPush</namespace>

lib/SetupWizard.php

@@ -79,6 +79,7 @@ class SetupWizard {
 
 	public function testBinary(): bool {
 		$path = $this->getBinaryPath();
+		@chmod($path, 0755);
 		$appVersion = $this->appManager->getAppVersion("notify_push");
 		$output = [];
 		exec("$path --version", $output);