fix up storage screen

Author: adeebshihadeh

src/app/Flash.jsx

@@ -109,8 +109,9 @@ const errors = {
     hideRetry: true,
   },
   [ErrorCode.STORAGE_SPACE]: {
-    description: 'Your system does not have enough space available to download AGNOS. Your browser may be restricting' +
+    description: 'Your system does not have enough space available to download the OS images. Your browser may be restricting' +
       ' the available space if you are in a private, incognito or guest session.',
+    hideRetry: true,
   },
   [ErrorCode.UNRECOGNIZED_DEVICE]: {
     status: 'Unrecognized device',

src/utils/image.js

@@ -11,7 +11,7 @@ import { fetchStream } from './stream'
  * @returns {void}
  */
 
-const MIN_QUOTA_MB = 5250
+const MIN_QUOTA_GB = 5.25
 
 export class ImageManager {
   /** @type {FileSystemDirectoryHandle} */
@@ -33,9 +33,9 @@ export class ImageManager {
     }
 
     const estimate = await navigator.storage.estimate()
-    const quotaMB = (estimate.quota || 0) / (1024 ** 2)
-    if (quotaMB < MIN_QUOTA_MB) {
-      throw new Error(`Not enough storage: ${quotaMB.toFixed(0)}MB free, need ${MIN_QUOTA_MB.toFixed(0)}MB`)
+    const quotaGB = (estimate.quota || 0) / (1024 ** 3)
+    if (quotaGB < MIN_QUOTA_GB) {
+      throw new Error(`Not enough storage: ${quotaGB.toFixed(1)}GB free, need ${MIN_QUOTA_GB.toFixed(1)}GB`)
     }
   }