set wallpaper from api

api/controllers/wallpaper.go

@@ -0,0 +1,23 @@
+package controllers
+
+import (
+	"github.com/Redume/EveryNasa/api/utils"
+	"github.com/reujab/wallpaper"
+	"net/http"
+)
+
+var WallpaperUpdate = func(w http.ResponseWriter, r *http.Request) {
+	var url string
+
+	url = r.FormValue("url")
+
+	if url == "" {
+		utils.Respond(w, utils.Message(false, "URL is required"))
+		return
+	}
+
+	err := wallpaper.SetFromURL(url)
+	if err != nil {
+		panic(err)
+	}
+}