feat(invoice): add send route

internal/api/api.go

@@ -0,0 +1,23 @@
+package api
+
+import (
+	"fmt"
+	"log/slog"
+	"net/http"
+	"time"
+)
+
+func Start(log *slog.Logger, address string) error {
+	mux := http.NewServeMux()
+	RegisterRoutes(log, mux)
+
+	s := &http.Server{
+		Addr:           address,
+		Handler:        mux,
+		ReadTimeout:    10 * time.Second,
+		WriteTimeout:   10 * time.Second,
+		MaxHeaderBytes: 1 << 20,
+	}
+	log.Info(fmt.Sprintf("Start API on %s", address))
+	return s.ListenAndServe()
+}