FROM alpine

echo "FROM alpine" > ./Dockerfile
docker build

[+] Building 2.6s (5/5) FINISHED
 => [internal] load build definition from Dockerfile                                             0.0s
 => => transferring dockerfile: 52B                                                              0.0s
 => [internal] load .dockerignore                                                                0.0s
 => => transferring context: 2B                                                                  0.0s
 => [internal] load metadata for docker.io/library/alpine:latest                                 1.9s
 => [1/1] FROM docker.io/library/alpine@sha256:686d8c9dfa6f3ccfc8230bc3178d23f84eeaf7e457f36f27  0.5s
 => => resolve docker.io/library/alpine@sha256:686d8c9dfa6f3ccfc8230bc3178d23f84eeaf7e457f36f27  0.0s
 => => sha256:b3c136eddcbf2003d3180787cef00f39d46b9fd9e4623178282ad6a8d63ad3b0 2.69MB / 2.69MB   0.3s
 => => sha256:686d8c9dfa6f3ccfc8230bc3178d23f84eeaf7e457f36f271ab1acc53015037c 1.64kB / 1.64kB   0.0s
 => => sha256:c3c58223e2af75154c4a7852d6924b4cc51a00c821553bbd9b3319481131b2e0 528B / 528B       0.0s
 => => sha256:6e30ab57aeeef1ebca8ac5a6ea05b5dd39d54990be94e7be18bb969a02d10a3f 1.49kB / 1.49kB   0.0s
 => => extracting sha256:b3c136eddcbf2003d3180787cef00f39d46b9fd9e4623178282ad6a8d63ad3b0        0.2s
 => exporting to image                                                                           0.0s
 => => exporting layers                                                                          0.0s
 => => writing image sha256:8e70c407a8e226b217ad9a749c8e7498214377f6142c2d5f5043a0fc01ce4a07     0.0s

Use 'docker scan' to run Snyk tests against images to find vulnerabilities and learn how to fix them

See also

• Dockerfile: FROM, RUN, CMD, ENTRYPOINT, WORKDIR, COPY, ADD, USER, ENV, ARG, HEALTHCHECK, hadolint, LABEL, EXPOSE
• docker build [ --tag | --platform | --help ] FROM, Dockerfile, .dockerignore, requirements.txt, docker build --help, docker tag