Migrate paths dashboard widget to react and add storage metrics

src/utils/file.ts

@@ -28,3 +28,11 @@ export function readFileAsText(file: File): Promise<string> {
         reader.readAsText(file);
     });
 }
+
+/** Gets a human readable string representing a file size in bytes */
+export function getReadableSize(value: number, precision = 1) {
+    let d = Math.log(value) / Math.log(1024) | 0;
+
+    return (value / Math.pow(1024, d)).toFixed(precision)
+        + ' ' + (d ? 'KMGTPEZY'[--d] + 'iB' : 'Bytes');
+}