Change structure of code tor frontend and backend one

cmd/frontend/images.go

@@ -0,0 +1,22 @@
+package frontend
+
+import (
+	"log"
+	"net/http"
+	"path/filepath"
+
+	"streifling.com/jason/cpolis/cmd/backend"
+)
+
+func ServeImage(c *backend.Config, s *backend.CookieStore) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		absFilepath, err := filepath.Abs(c.PicsDir)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		http.ServeFile(w, r, absFilepath+"/"+r.PathValue("pic"))
+	}
+}