Add support for custom code

Yiğit Kerem Oktay · web-flow · commit 8b2c664f363c · 2020-08-24T16:20:04.000+03:00
diff --git a/head.txt b/head.txt
@@ -0,0 +1 @@
+<!-- Add any code just after head element -->

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+<!-- Add any code just after head element -->`