diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..c692470
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,3 @@
+module git.vinchent.xyz/vinchent/go-web
+
+go 1.22.5
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..66cf6ab
--- /dev/null
+++ b/main.go
@@ -0,0 +1,25 @@
+package main
+
+import (
+	"fmt"
+	"html"
+	"log"
+	"net/http"
+)
+
+type FooHandler struct{}
+
+func (foo FooHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	fmt.Fprintf(w, "Hello, %q", html.EscapeString(r.URL.Path))
+}
+
+func main() {
+	var fooHandler FooHandler
+	http.Handle("/foo", fooHandler)
+
+	http.HandleFunc("/bar", func(w http.ResponseWriter, r *http.Request) {
+		fmt.Fprintf(w, "Hello, %q", html.EscapeString(r.URL.Path))
+	})
+
+	log.Fatal(http.ListenAndServe(":8080", nil))
+}