chore: fix sync main to experimental when branches diverge (#1167)

Signed-off-by: Aga <aga@besz.me>

Author: aixaCode

.github/workflows/sync-main-to-experimental.yml

@@ -23,6 +23,7 @@ jobs:
         run: |
           git config user.name "github-actions[bot]"
           git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git config pull.rebase false  # Always merge, never rebase
 
       - name: Sync main into experimental branch
         run: |