Further consolidate the libraries

api/server/server.go

@@ -0,0 +1,15 @@
+// Package server provides an API gateway server which handles inbound requests
+package server
+
+import (
+	"net/http"
+)
+
+// Server serves api requests
+type Server interface {
+	Address() string
+	Init(opts ...Option) error
+	Handle(path string, handler http.Handler)
+	Start() error
+	Stop() error
+}