fix: gitlab-ci YAML multiline syntax for git push

Author: darshitpp

.gitlab-ci.yml

@@ -5,41 +5,23 @@ sync-upstream:
   stage: sync
   image: python:3.12-slim
   rules:
-    # Weekly schedule (configure in GitLab > CI/CD > Schedules: cron 0 6 * * 1)
     - if: $CI_PIPELINE_SOURCE == "schedule"
-    # Manual trigger from UI
     - if: $CI_PIPELINE_SOURCE == "web"
   before_script:
     - apt-get update -qq && apt-get install -y -qq git > /dev/null
     - git config --global user.email "ci@${CI_SERVER_HOST}"
     - git config --global user.name "GitLab CI Sync Bot"
   script:
-    # Clone upstream source
-    - git clone --depth 1 https://github.com/javaevolved/javaevolved.github.io.git /tmp/upstream
-    - YAML_COUNT=$(find /tmp/upstream/content -name "*.yaml" | wc -l | tr -d ' ')
-    - UPSTREAM_SHA=$(cd /tmp/upstream && git rev-parse --short HEAD)
-    - UPSTREAM_DATE=$(cd /tmp/upstream && git log -1 --format=%cs)
-    - echo "Found $YAML_COUNT upstream patterns (commit $UPSTREAM_SHA from $UPSTREAM_DATE)"
-
-    # Regenerate references
-    - python3 scripts/generate-references.py --content-dir /tmp/upstream/content --output-dir references/
-
-    # Check for changes
-    - |
-      if git diff --quiet -- references/; then
-        echo "No changes detected — references are up to date."
-        exit 0
-      fi
-
-    # Push changes as a new MR branch
-    - BRANCH="sync/upstream-${UPSTREAM_SHA}"
-    - git checkout -b "$BRANCH"
-    - git add references/
-    - git commit -m "chore: sync references from upstream ($UPSTREAM_SHA)"
-    - git remote set-url origin "https://oauth2:${GITLAB_TOKEN}@${CI_SERVER_HOST}/${CI_PROJECT_PATH}.git"
-    - git push -o merge_request.create
-        -o merge_request.title="Sync: Update patterns from java.evolved ($UPSTREAM_DATE)"
-        -o merge_request.description="Automated sync from [javaevolved](https://github.com/javaevolved/javaevolved.github.io). Upstream commit: $UPSTREAM_SHA. Patterns: $YAML_COUNT."
-        -o merge_request.remove_source_branch
-        -o merge_request.label="automated,sync"
-        origin "$BRANCH"
+    - "git clone --depth 1 https://github.com/javaevolved/javaevolved.github.io.git /tmp/upstream"
+    - "YAML_COUNT=$(find /tmp/upstream/content -name '*.yaml' | wc -l | tr -d ' ')"
+    - "UPSTREAM_SHA=$(cd /tmp/upstream && git rev-parse --short HEAD)"
+    - "UPSTREAM_DATE=$(cd /tmp/upstream && git log -1 --format=%cs)"
+    - "echo Found $YAML_COUNT upstream patterns commit $UPSTREAM_SHA from $UPSTREAM_DATE"
+    - "python3 scripts/generate-references.py --content-dir /tmp/upstream/content --output-dir references/"
+    - "if git diff --quiet -- references/; then echo No changes detected; exit 0; fi"
+    - "BRANCH=sync/upstream-${UPSTREAM_SHA}"
+    - "git checkout -b $BRANCH"
+    - "git add references/"
+    - "git commit -m 'chore: sync references from upstream'"
+    - "git remote set-url origin https://oauth2:${GITLAB_TOKEN}@${CI_SERVER_HOST}/${CI_PROJECT_PATH}.git"
+    - "git push -o merge_request.create -o merge_request.remove_source_branch origin $BRANCH"