more debug

.gitea/workflows/build.yml

@@ -21,6 +21,10 @@ jobs:
         run: |
           echo "Key length: $(echo "$SSH_KEY" | wc -c)"
 
+      - name: Dump env (sanitized)
+        run: |
+          echo "All env vars injected:"
+          env | sort | grep -E 'SSH_|GITEA|ACT' || true
       - name: Deploy
         run: |
           apk add --no-cache rsync openssh