diff --git a/.gitea/workflows/dev.yaml b/.gitea/workflows/dev.yaml
index 1d893ea..3cc6377 100644
--- a/.gitea/workflows/dev.yaml
+++ b/.gitea/workflows/dev.yaml
@@ -113,9 +113,20 @@ jobs:
       - name: Build neuron-web with elb
         run: |
           set -euo pipefail
+          echo "=== SDK env ==="
+          echo "ELB=$ELB"
+          echo "ELC=$ELC"
+          echo "EL_RUNTIME=$EL_RUNTIME"
+          echo "=== SDK files ==="
+          ls -la "$ELB" "$ELC"
+          ls -la "$EL_RUNTIME/"
+          echo "=== manifest ==="
+          cat manifest.el
+          echo "=== running elb ==="
           "$ELB" \
             --elc="$ELC" \
             --runtime="$EL_RUNTIME"
+          echo "elb exit: $?"
           echo "Binary: $(ls -lh dist/neuron-landing)"
 
       # ── Compile JS client sources ─────────────────────────────────────────