WIP: bring participo back - consistent use of bootstrap - formatting -

phpstan level 0 error free - fixes for kyu subpage - move mams into
participo framework - remove legacy `lib/db.php` usage - add attributer
admin function - add newsposter - fixing apiKey creation

homepage/participo/logout.php

@@ -1,18 +1,18 @@
 <?php
-	session_start();
-	$_SESSION = array();
-	if (ini_get('session.use_cookies')) {
-		$params = session_get_cookie_params();
-		setcookie(
-			session_name(),
-			'',
-			time() - 42000,
-			$params['path'],
-			$params['domain'],
-			$params['secure"'],
-			$params['httponly']
-		);
-	}
-	session_destroy();
-	header('Location: ./login.php');
+session_start();
+$_SESSION = [];
+if (ini_get("session.use_cookies")) {
+    $params = session_get_cookie_params();
+    setcookie(
+        session_name(),
+        "",
+        time() - 42000,
+        $params["path"],
+        $params["domain"],
+        $params["secure"],
+        $params["httponly"],
+    );
+}
+session_destroy();
+header("Location: ./login.php");
 ?>