[devtools] config sync

Author: flash-gordon

.github/workflows/ci.yml

@@ -18,7 +18,11 @@ jobs:
         run: |
           git clone https://github.com/dry-rb/devtools.git tmp/devtools
 
-          rsync --ignore-existing -av tmp/devtools/shared/ .
+          if [ -f ".github/workflows/custom_ci.yml" ]; then
+            rsync -av --exclude '.github/workflows/ci.yml' tmp/devtools/shared/ . ;
+          else
+            rsync -av tmp/devtools/shared/ . ;
+          fi
 
           git config --local user.email "[email protected]"
           git config --local user.name "dry-bot"