fix content length

JonnyBurger · JonnyBurger · commit 056ea81ce3a4 · 2021-04-15T14:31:49.000+02:00
diff --git a/src/middleware.js b/src/middleware.js
@@ -116,7 +116,7 @@ export default function wrapper(context) {
 
       res.setHeader(
         'Content-Length',
-        ranges ? ranges.end - ranges.start : size
+        ranges ? ranges.end - ranges.start + 1 : size
       );
 
       if (req.method === 'HEAD') {
