fix guest user login by creating new group as public

src/Controllers/AuthController.php

@@ -52,7 +52,7 @@ class AuthController {
 
 
     public function guestSignin() {
-       header('Location: /'); 
+    //    header('Location: /'); 
       
         // Prevent invalid email input
         $email = $_POST['username'];
@@ -78,6 +78,8 @@ class AuthController {
             $_SESSION['user_name'] = "Guest";
             $_SESSION['user_id'] = self::insertGuestUser($email);
 
+            $s = self::insertGuestGroup($_SESSION['user_id']);
+
             header('HTTP/1.1 302 Found');
             header('Location: /');
             exit(0);
@@ -108,6 +110,13 @@ class AuthController {
 
       return json_decode(PgSql::insert($sql, 'geo_id'))->geo_id;
     }
+
+    private function insertGuestGroup($id) {
+        $sql = "INSERT INTO webapp.users__groups (user_id, group_id)
+                VALUES ('${id}', 1) ON CONFLICT DO NOTHING";
+
+        PgSql::insert($sql, 'NULL');
+    }
 }