Pre-FROM ARG VERSION is not visible inside build stages; compose passes
VERSION as a build arg but git checkout expanded empty without a stage-level
re-declaration.
Co-authored-by: Cursor <cursoragent@cursor.com>
The golang:alpine go-builder stage runs git clone/checkout but never
installed git, causing compose build to fail with exit 127 on rpc-de-32.
Co-authored-by: Cursor <cursoragent@cursor.com>