test

app/Core/Request.php

@@ -25,6 +25,17 @@ final class Request
         $this->cookies = $_COOKIE;
         $this->body    = file_get_contents('php://input') ?: '';
 
+        // Merge JSON body into post array so ->post() works for JSON requests
+        if (empty($this->post) && $this->body !== '') {
+            $contentType = $this->server['CONTENT_TYPE'] ?? $this->server['HTTP_CONTENT_TYPE'] ?? '';
+            if (str_contains($contentType, 'json')) {
+                $decoded = json_decode($this->body, true);
+                if (is_array($decoded)) {
+                    $this->post = $decoded;
+                }
+            }
+        }
+
         $this->method = strtoupper($this->server['REQUEST_METHOD'] ?? 'GET');
         if ($this->method === 'POST') {
             $override = $this->post['_method'] ?? null;