Correct link in README.md

Author: ylembachar

README.md

@@ -41,12 +41,12 @@ The setup wizard provides options for users to configure the package. These valu
 
 ### Backup and Restore
 
-For information on backing up and restoring your Shutter API package data, see the [Backup and Restore Guide](backup_restore.md).
+For information on backing up and restoring your Shutter API package data, see the [Backup and Restore Guide](https://github.com/shutter-network/DAppnodePackage-shutter-api/blob/main/backup_and_restore.md).
 
 ### Developer notes
 
 Building the package requires docker and a vpn connection to a dappnode. It can be run with:
 
 ```
 npx @dappnode/dappnodesdk@latest build --all-variants
-```
+```