Add support for png icons

scripts/generateLayouts.ts

@@ -1,5 +1,6 @@
 // We HAVE to mark this while importing
 import {Utils} from "../Utils";
+
 Utils.runningFromConsole = true;
 
 import LayoutConfig from "../Customizations/JSON/LayoutConfig";
@@ -10,6 +11,7 @@ import {Translation} from "../UI/i18n/Translation";
 import Constants from "../Models/Constants";
 import * as all_known_layouts from "../assets/generated/known_layers_and_themes.json"
 import {LayoutConfigJson} from "../Customizations/JSON/LayoutConfigJson";
+
 const sharp = require('sharp');
 
 
@@ -84,6 +86,12 @@ async function createManifest(layout: LayoutConfig) {
             sizes: "513x513",
             type: "image/svg"
         })
+    } else if (icon.endsWith(".png")) {
+        icons.push({
+            src: icon,
+            sizes: "513x513",
+            type: "image/svg"
+        })
     } else {
         console.log(icon)
         throw "Icon is not an svg for " + layout.id
@@ -199,7 +207,7 @@ for (const i in all) {
         createLandingPage(layout, manifObj).then(landing => {
             writeFile(enc(layout.id) + ".html", landing, err)
         });
-    })
+    }).catch(e => console.log("Could not generate the manifest: ", e))
 
 }