Restructure project similar to hello and graph

pkg/version/version.go

@@ -1,5 +1,9 @@
 package version
 
+import (
+	"time"
+)
+
 var (
 	// String gets defined by the build system.
 	String = "0.0.0"
@@ -7,3 +11,9 @@ var (
 	// Date indicates the build date.
 	Date = "00000000"
 )
+
+// Compiled returns the compile time of this service.
+func Compiled() time.Time {
+	t, _ := time.Parse("20060102", Date)
+	return t
+}