Initial server skeleton

cmd/tokidoki/main.go

@@ -0,0 +1,41 @@
+package main
+
+import (
+	"flag"
+	"log"
+	"net/http"
+	"os"
+	
+	"github.com/go-chi/chi/v5"
+	"github.com/go-chi/chi/v5/middleware"
+)
+
+func main() {
+	var (
+		addr string
+	)
+	flag.StringVar(&addr, "addr", ":8080", "listening address")
+	flag.Parse()
+
+	if len(flag.Args()) != 0 {
+		flag.Usage()
+		os.Exit(1)
+	}
+
+	mux := chi.NewRouter()
+	mux.Use(middleware.Logger)
+
+	mux.Get("/", func (w http.ResponseWriter, r *http.Request) {
+		w.Write([]byte("Hello world!\n"))
+	})
+
+	server := http.Server {
+		Addr:    addr,
+		Handler: mux,
+	}
+	log.Printf("Server running on %s", addr)
+	err := server.ListenAndServe()
+	if err != http.ErrServerClosed {
+		log.Fatalf("ListenAndServe: %s", err.Error())
+	}
+}