refactor: rename universal_rebuild/ → provider/

- Rename directory
- Update all 9 devops scripts
- Update 4 generator source files
- Rebuild all binaries

devops/build-provider.sh

@@ -29,7 +29,7 @@ set -euo pipefail
 
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 ROOT_DIR="${ROOT_DIR:-$(cd "${SCRIPT_DIR}/.." && pwd)}"
-PROVIDER_DIR="${PROVIDER_DIR:-${ROOT_DIR}/universal_rebuild}"
+PROVIDER_DIR="${PROVIDER_DIR:-${ROOT_DIR}/provider}"
 BUILD_DIR="${BUILD_DIR:-${ROOT_DIR}/artifacts/provider_build}"
 GPG_KEY_FILE="${GPG_KEY_FILE:-${ROOT_DIR}/secrets/private_key.asc}"