From f8a8fc57f27ca3184ad7cbc59c92b5c03bb8f72e Mon Sep 17 00:00:00 2001
From: Mischa Taylor <taylor@linux.com>
Date: Sat, 18 Nov 2023 14:18:29 -0500
Subject: [PATCH] Add docker-metadata-action

---
 .github/workflows/hadolint.yml | 4 ++++
 hadolint/docker-bake.hcl       | 5 ++++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/hadolint.yml b/.github/workflows/hadolint.yml
index 783e607..7396255 100644
--- a/.github/workflows/hadolint.yml
+++ b/.github/workflows/hadolint.yml
@@ -19,6 +19,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+
       - name: Install QEMU static binaries
         uses: docker/setup-qemu-action@v3
 
diff --git a/hadolint/docker-bake.hcl b/hadolint/docker-bake.hcl
index 3ad39a3..a69f364 100644
--- a/hadolint/docker-bake.hcl
+++ b/hadolint/docker-bake.hcl
@@ -15,6 +15,9 @@ variable "LOCAL_PLATFORM" {
   default = regex_replace("${BAKE_LOCAL_PLATFORM}", "^(darwin)", "linux")
 }
 
+# Special target: https://github.com/docker/metadata-action#bake-definition
+target "docker-metadata-action" { }
+
 target "_common" {
   dockerfile = "Containerfile"
   tags = [
@@ -36,7 +39,7 @@ target "local" {
 }
 
 group "default" {
-  targets = ["lint", "release"]
+  targets = ["docker-metadata-action", "lint", "release"]
 }
 
 target "release" {