Fix debug logging for body types

Author: melvincarvalho

index.html

@@ -452,11 +452,18 @@
             }
           }
 
-          console.log(`HTTP ${method} ${url}`, {
-            bodySize: requestBody?.length,
-            bodyType: requestBody?.constructor?.name,
-            bodyStart: requestBody ? new TextDecoder().decode(requestBody.slice(0, 50)) : null
-          });
+          if (requestBody) {
+            const preview = requestBody instanceof Uint8Array
+              ? new TextDecoder().decode(requestBody.slice(0, 50))
+              : String(requestBody).slice(0, 50);
+            console.log(`HTTP ${method} ${url}`, {
+              bodySize: requestBody.length || requestBody.byteLength,
+              bodyType: requestBody.constructor?.name,
+              bodyStart: preview
+            });
+          } else {
+            console.log(`HTTP ${method} ${url} (no body)`);
+          }
 
           // Make the request
           const res = await fetch(url, {