Happy new year! Update to 6.0.0 | HTTP/2 full support. https://github.com/kataras/iris/issues/565

full commit from development branch.

Examples, book, middleware, plugins are updated to the latest iris
version. Read HISTORY.md for more.

The 'old' v5 branch which relied on fasthttp exists for those who want
to use it navigate there: https://github.com/kataras/iris/tree/5.0.0

template.go

@@ -1,9 +1,10 @@
 package iris
 
 import (
+	"io"
+
 	"github.com/kataras/go-fs"
 	"github.com/kataras/go-template"
-	"io"
 )
 
 const (
@@ -105,14 +106,14 @@ func (t *templateEngines) render(isFile bool, ctx *Context, filenameOrSource str
 
 	var out io.Writer
 	if gzipEnabled && ctx.clientAllowsGzip() {
-		ctx.RequestCtx.Response.Header.Add(varyHeader, acceptEncodingHeader)
+		ctx.ResponseWriter.Header().Add(varyHeader, acceptEncodingHeader)
 		ctx.SetHeader(contentEncodingHeader, "gzip")
 
-		gzipWriter := fs.AcquireGzipWriter(ctx.Response.BodyWriter())
+		gzipWriter := fs.AcquireGzipWriter(ctx.ResponseWriter)
 		defer fs.ReleaseGzipWriter(gzipWriter)
 		out = gzipWriter
 	} else {
-		out = ctx.Response.BodyWriter()
+		out = ctx.ResponseWriter
 	}
 
 	if isFile {