Merge pull request #303 from covexo/improve-up

Fix issue in get ports from dockerfile

pkg/util/dockerfile/get.go

@@ -8,7 +8,7 @@ import (
 	"strings"
 )
 
-var findExposePortsRegEx = regexp.MustCompile("$EXPOSE\\s(.*)^")
+var findExposePortsRegEx = regexp.MustCompile("^EXPOSE\\s(.*)$")
 
 // GetPorts retrieves all the exported ports from a dockerfile
 func GetPorts(filename string) ([]int, error) {