diff --git a/test.sh b/test.sh
index f81ff47..156f82e 100755
--- a/test.sh
+++ b/test.sh
@@ -1,10 +1,22 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
-echo "Running build to verify packaging..."
-python3 -m build --wheel --no-isolation
+echo "=== CatOpt MVP CI: build and tests ==="
 
-echo "Running tests..."
-pytest -q
+# Ensure we are at repo root
+ROOT_DIR=$(cd "$(dirname "$0")" && pwd)
+cd "$ROOT_DIR"
 
+echo "[Step 1/2] Building distribution wheel..."
+python3 -m build >/tmp/catopt_build.log 2>&1 || {
+  echo "Build failed. See /tmp/catopt_build.log for details.";
+  exit 1;
+}
+echo "Build completed. (see /tmp/catopt_build.log)"
+
+echo "[Step 2/2] Running tests..."
+pytest -q || {
+  echo "Tests failed. See pytest output above for details.";
+  exit 1;
+}
 echo "All tests passed."