diff --git a/.github/workflows/copy.yml b/.github/workflows/copy.yml
new file mode 100644
index 0000000..64a62b0
--- /dev/null
+++ b/.github/workflows/copy.yml
@@ -0,0 +1,37 @@
+name: copy
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  copy:
+    runs-on: ubuntu-latest
+
+    permissions:
+      packages: write
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Login to Docker Hub registry
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_HUB_USERNAME }}
+          password: ${{ secrets.DOCKER_HUB_READ_ONLY }}
+      - name: Login to github docker registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - uses: imjasonh/setup-crane@v0.4
+      # this will fail the first time when copying an image :/
+      - name: copy
+        uses: nick-fields/retry@v3
+        with:
+          timeout_minutes: 5
+          max_attempts: 2
+          command: ./copy.sh
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diff --git a/copy.sh b/copy.sh
new file mode 100755
index 0000000..7c8fbef
--- /dev/null
+++ b/copy.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+
+set -eo pipefail
+
+target_registry=$1
+
+source_images=(
+    # localnet test images
+    "ruimarinho/bitcoin-core:22"
+    "ethereum/client-go:v1.10.26"
+
+    # localnet build images
+    "golang:1.22.5-bookworm"
+)
+
+for source_image in "${source_images[@]}"; do
+    # replaces slashes in images names with dashes
+    target_image_name=$(echo "${source_image}" | tr '/' '-')
+    crane copy "${source_image}" "${target_registry}/${target_image_name}"
+done
\ No newline at end of file