Implement the renderer routing basics

frontend/renderer/renderer.go

@@ -0,0 +1,35 @@
+package renderer
+
+import (
+	"sync"
+
+	routing "github.com/jackwhelpton/fasthttp-routing/v2"
+	"github.com/valyala/fasthttp"
+)
+
+// Renderer is the main handler that contains all routes handlers
+type Renderer struct {
+	Base string
+
+	router  *routing.Router
+	handler fasthttp.RequestHandler
+
+	initOnce sync.Once
+}
+
+// Handler invokes the lazy once-initializer and then does the request
+func (r *Renderer) Handler(ctx *fasthttp.RequestCtx) {
+	r.initOnce.Do(r.init)
+	r.handler(ctx)
+}
+
+// init has the renderer initialization
+func (r *Renderer) init() {
+
+	router := routing.New()
+
+	router.Use(r.useTemplateWriter)
+
+	r.router = router
+	r.handler = router.HandleRequest
+}