add file// prefix to navigate tool

Author: charleslien

common/src/util/string.ts

@@ -155,14 +155,22 @@ export const snakeToTitleCase = (str: string): string => {
  * Uses http:// for localhost and local IPs, https:// for all other domains
  */
 export const ensureUrlProtocol = (url: string): string => {
-  if (url.startsWith('http://') || url.startsWith('https://')) {
+  if (
+    url.startsWith('http://') ||
+    url.startsWith('https://') ||
+    url.startsWith('file://')
+  ) {
     return url
   }
 
   if (url.startsWith('localhost') || url.match(/^127\.\d+\.\d+\.\d+/)) {
     return `http://${url}`
   }
 
+  if (url.startsWith('/')) {
+    return `file://${url}`
+  }
+
   return `https://${url}`
 }