introduce basic fact collection

client/routes/routes.go

@@ -3,6 +3,7 @@ package routes
 import (
 	"net/http"
 
+	"git.dubyatp.xyz/orphanage/client/facts"
 	"git.dubyatp.xyz/orphanage/client/httputil"
 	"git.dubyatp.xyz/orphanage/client/testfunc"
 )
@@ -13,4 +14,5 @@ func AddRoutes(
 	mux.Handle("/", http.NotFoundHandler())
 	mux.Handle("/helloworld", httputil.HelloWorld(nil))
 	mux.Handle("/testjson", testfunc.HelloWorldJSON(nil))
+	mux.Handle("/facts", facts.GetFacts(nil))
 }