From cc53f44fdcdbad8afb98c2e8d56f381ac7a31a2b Mon Sep 17 00:00:00 2001
From: namdh <namdh861@gmail.com>
Date: Sun, 13 Sep 2026 18:46:35 +0700
Subject: [PATCH] Update .gitlab-ci.yml

---
 .gitlab-ci.yml | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 09ca1db..1a502f2 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -36,6 +36,21 @@ push:
     - docker push "$IMAGE_BASE:latest"
     - docker logout
 
+debug_key:
+  stage: build
+  script:
+    - echo "=== File trên runner ==="
+    - wc -c "$SSH_PRIVATE_KEY"
+    - head -1 "$SSH_PRIVATE_KEY"
+    - tail -1 "$SSH_PRIVATE_KEY"
+    - echo "=== Check ký tự ẩn (^M = CRLF) ==="
+    - cat -A "$SSH_PRIVATE_KEY" | head -2
+    - cat -A "$SSH_PRIVATE_KEY" | tail -2
+    - echo "=== Số dòng ==="
+    - wc -l "$SSH_PRIVATE_KEY"
+  rules:
+    - if: '$CI_COMMIT_BRANCH == "main"'
+
 deploy:
   stage: deploy
   environment: