added logout route

internal/httpServer.go

@@ -78,6 +78,8 @@ func initHttp(resolveContext context.Context, schema graphql.Schema, address str
 
 	r.HandleFunc("/api/cookie", setLoginCookie).Methods("POST")
 
+	r.HandleFunc("/api/logout", logout).Methods("POST")
+
 	// Init the embedded static files
 	initStatic(r)
 
@@ -242,3 +244,19 @@ func setLoginCookie(rw http.ResponseWriter, r *http.Request) {
 
 	rw.WriteHeader(http.StatusNoContent)
 }
+
+//logout removes the jwt cookie
+func logout(rw http.ResponseWriter, r *http.Request) {
+	cookie := &http.Cookie{
+		Name:     "jwt",
+		Value:    "",
+		Path:     "/api",
+		Expires:  time.Unix(0, 0),
+		HttpOnly: true,
+		SameSite: http.SameSiteStrictMode,
+	}
+
+	http.SetCookie(rw, cookie)
+
+	rw.WriteHeader(http.StatusNoContent)
+}