Update .github/workflows/sync-binaries-task.yml

Co-authored-by: Giuseppe Lumia <[email protected]>

Author: Paolo Calao

.github/workflows/sync-binaries-task.yml

@@ -42,13 +42,11 @@ jobs:
         run: |
           ./firmware/generator.py
 
-        # fix `gpg: signing failed: Inappropriate ioctl for device`
-        # https://github.com/keybase/keybase-issues/issues/2798
       - name: Import GPG key
         run: |
-          echo "${{ secrets.GPG_PRIVATE_KEY }}" | base64 -di > /tmp/private.key
-          gpg --batch --import --passphrase "${{ secrets.PASSPHRASE }}" /tmp/private.key
-          echo "GPG_TTY=$(tty)" >> $GITHUB_ENV
+          echo "${{ secrets.GPG_PRIVATE_KEY }}" | \
+              base64 -di | \
+              gpg --batch --import --passphrase "${{ secrets.PASSPHRASE }}"
 
         # disable gpg pass prompt
         # https://stackoverflow.com/questions/49072403/suppress-the-passphrase-prompt-in-gpg-command