ensure dep

backend/vendor/golang.org/x/image/draw/gen.go

@@ -4,7 +4,7 @@
 
 // +build ignore
 
-package draw
+package main
 
 import (
 	"bytes"

backend/vendor/golang.org/x/net/html/atom/gen.go

@@ -7,7 +7,7 @@
 //go:generate go run gen.go
 //go:generate go run gen.go -test
 
-package atom
+package main
 
 import (
 	"bytes"

backend/vendor/golang.org/x/sys/unix/mkpost.go

@@ -9,7 +9,7 @@
 // the sys API in an architecture specific manner.
 //
 // mkpost is run after cgo -godefs; see README.md.
-package unix
+package main
 
 import (
 	"bytes"