add mock ids to support client hashing

main.go

@@ -1,17 +1,18 @@
 package main
 
 import (
-	"github.com/gorilla/handlers"
-	"github.com/gorilla/mux"
-	"github.com/spf13/pflag"
-	"github.com/spf13/viper"
 	"log"
 	"lorem/api"
 	"lorem/image"
 	"lorem/manager"
 	"net/http"
 	"os"
 	"path"
+
+	"github.com/gorilla/handlers"
+	"github.com/gorilla/mux"
+	"github.com/spf13/pflag"
+	"github.com/spf13/viper"
 )
 
 func init() {
@@ -20,7 +21,11 @@ func init() {
 	flags.String("host", "127.0.0.1:8080", "host:port for the HTTP server")
 	flags.String("dir", "./images", "directory of images")
 	flags.String("cache", "true", "cache processed files")
-	flags.String("cdn", "", "cdn domain (works only on cache mode). leave empty to serve the files by app")
+	flags.String(
+		"cdn",
+		"",
+		"cdn domain (works only on cache mode). leave empty to serve the files by app",
+	)
 	flags.String("min-width", "8", "minimum supported width")
 	flags.String("min-height", "8", "minimum supported height")
 	flags.String("max-width", "2000", "maximum supported width")
@@ -49,15 +54,16 @@ func main() {
 
 	a := api.New(m, &image.Imaging{}, &api.Options{
 		CacheFiles: viper.GetBool("cache"),
-		CDN: viper.GetString("cdn"),
-		MinWidth: viper.GetInt("min-width"),
-		MaxWidth: viper.GetInt("max-width"),
-		MinHeight: viper.GetInt("min-height"),
-		MaxHeight: viper.GetInt("max-height"),
+		CDN:        viper.GetString("cdn"),
+		MinWidth:   viper.GetInt("min-width"),
+		MaxWidth:   viper.GetInt("max-width"),
+		MinHeight:  viper.GetInt("min-height"),
+		MaxHeight:  viper.GetInt("max-height"),
 	})
 
 	r := mux.NewRouter()
 	r.HandleFunc("/image/{category}", a.SizeHandler).Methods(http.MethodGet)
+	r.HandleFunc("/image/{category}/{id}", a.SizeHandler).Methods(http.MethodGet)
 	r.HandleFunc("/image", a.SizeHandler).Methods(http.MethodGet)
 	r.PathPrefix("/").HandlerFunc(a.NotFound)