build: Switch from Earthly to Dockerfile

1 files changed, 28 insertions, 0 deletions

diff --git a/justfile b/justfile
index 93371e8..ebf04bb 100644
--- a/justfile
+++ b/justfile
@@ -2,6 +2,11 @@ import? 'cargo.just'
 
 set allow-duplicate-recipes := true
 
+name := "september"
+ghcr_repo := "ghcr.io/gemrest/" + name
+gitlab_repo := "registry.gitlab.com/gemrest/" + name
+docker_hub_repo := "docker.io/gemrest/" + name
+
 default:
   @just --list
 
@@ -10,3 +15,26 @@ fetch:
 
 fmt:
   cargo +nightly fmt
+
+# Build once, then push both `latest` and the latest git tag to all registries.
+publish-images:
+  #!/usr/bin/env bash
+
+  set -euo pipefail
+
+  git_tag="$(git describe --tags --abbrev=0)"
+  docker_tag="${git_tag#v}"
+
+  docker build --platform linux/amd64 -f Dockerfile -t {{name}}:build .
+
+  for registry in {{ghcr_repo}} {{gitlab_repo}} {{docker_hub_repo}}; do
+    docker tag {{name}}:build "$registry:latest"
+    docker tag {{name}}:build "$registry:$docker_tag"
+  done
+
+  docker push "{{ghcr_repo}}:latest"
+  docker push "{{ghcr_repo}}:$docker_tag"
+  docker push "{{gitlab_repo}}:latest"
+  docker push "{{gitlab_repo}}:$docker_tag"
+  docker push "{{docker_hub_repo}}:latest"
+  docker push "{{docker_hub_repo}}:$docker_tag"