fix: testing

Author: magajh

.github/workflows/build.yml

@@ -190,13 +190,11 @@ jobs:
           tutor plugins enable picasso
 
       - name: Setup SSH agent for private repositories cloning
-        env:
-          SSH_PRIVATE_KEY: ${{ secrets.SSH_PRIVATE_KEY_TEST }}
-        if: env.SSH_PRIVATE_KEY_TEST
+        if: ${{ secrets.SSH_PRIVATE_KEY_TEST != '' }}
         uses: webfactory/ssh-agent@v0.9.0
         with:
-           ssh-private-key: |
-              ${{ secrets.SSH_PRIVATE_KEY_TEST }}
+          ssh-private-key: |
+            ${{ secrets.SSH_PRIVATE_KEY_TEST }}
 
       - name: Add GitHub to known hosts
         env:
@@ -205,6 +203,13 @@ jobs:
         run: |
           ssh-keyscan github.com >> ~/.ssh/known_hosts
 
+      - name: Debug SSH agent and GitHub auth
+        run: |
+          echo "SSH_AUTH_SOCK=$SSH_AUTH_SOCK"
+          ls -la "$SSH_AUTH_SOCK" || true
+          ssh-add -l || true
+          ssh -o StrictHostKeyChecking=accept-new -vvv -T git@github.com || true
+
       - name: Add Bitbucket to known hosts
         env:
           SSH_PRIVATE_KEY: ${{ secrets.SSH_PRIVATE_KEY_TEST }}