preserve GEMINI.md and DEVELOPMENT.md

Author: chingor13

monorepo-migration/migrate.sh

@@ -340,7 +340,7 @@ fi
 rm -f "$SOURCE_REPO_NAME/codecov.yaml"
 rm -f "$SOURCE_REPO_NAME/synth.metadata"
 rm -f "$SOURCE_REPO_NAME/license-checks.xml"
-find "$SOURCE_REPO_NAME" -maxdepth 1 -name "*.md" ! -name "CHANGELOG.md" ! -name "README.md" -delete
+find "$SOURCE_REPO_NAME" -maxdepth 1 -name "*.md" ! -name "CHANGELOG.md" ! -name "README.md" ! -name "GEMINI.md" ! -name "DEVELOPMENT.md" -delete
 
 # 7. Commit the migration
 echo "Committing migration..."