65b28186fc
full diff: https://github.com/moby/buildkit/compare/520201006c9dc676da9cf9655337ac711f7f127d..05766c5c21a1e528eeb1c3522b2f05493fe9ac47 - moby/buildkit#952 [18.09 backport] Have parser error on dockerfiles without instructions - backport of moby/buildkit#771 Have parser error on dockerfiles without instructions Signed-off-by: Sebastiaan van Stijn <github@gone.nl>