From 36cd0277c927a181723b5c87d49308b31300fc88 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 8 Apr 2026 12:18:49 +0000
Subject: [PATCH 1/2] Initial plan


From e3bd30f2e77d01dea42950ddaf5823abbd035085 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 8 Apr 2026 13:12:24 +0000
Subject: [PATCH 2/2] Fix arm64 QEMU build failure: replace apt-get curl with
 Alpine multi-stage build

Agent-Logs-Url: https://github.com/dappnode/DAppNodePackage-lighthouse-generic/sessions/30d3b235-5661-4f5f-a936-b79bd44e4a6c

Co-authored-by: Marketen <36164126+Marketen@users.noreply.github.com>
---
 beacon-chain/Dockerfile | 8 +++++---
 validator/Dockerfile    | 8 +++++---
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/beacon-chain/Dockerfile b/beacon-chain/Dockerfile
index 4f5a5c6..2031b9e 100644
--- a/beacon-chain/Dockerfile
+++ b/beacon-chain/Dockerfile
@@ -1,3 +1,6 @@
+FROM --platform=$TARGETPLATFORM alpine:3.20 AS curl-stage
+RUN apk add --no-cache curl
+
 ARG UPSTREAM_VERSION
 FROM sigp/lighthouse:${UPSTREAM_VERSION}
 
@@ -16,9 +19,8 @@ COPY entrypoint.sh /usr/local/bin/entrypoint.sh
 
 ADD ${STAKER_SCRIPTS_URL}/consensus_tools.sh /etc/profile.d/
 
-RUN rm -rf /var/lib/apt/lists/* && \
-    apt-get update && apt-get --yes install curl && apt-get clean && \
-    chmod +rx /usr/local/bin/entrypoint.sh /etc/profile.d/consensus_tools.sh
+COPY --from=curl-stage /usr/bin/curl /usr/bin/curl
+RUN chmod +rx /usr/local/bin/entrypoint.sh /etc/profile.d/consensus_tools.sh
 
 # This env changes the variant
 # Placed at the end to regenerate the least amount of layers
diff --git a/validator/Dockerfile b/validator/Dockerfile
index 3f231ef..3c49516 100644
--- a/validator/Dockerfile
+++ b/validator/Dockerfile
@@ -1,3 +1,6 @@
+FROM --platform=$TARGETPLATFORM alpine:3.20 AS curl-stage
+RUN apk add --no-cache curl
+
 ARG UPSTREAM_VERSION
 FROM sigp/lighthouse:${UPSTREAM_VERSION}
 
@@ -15,9 +18,8 @@ ENV VALIDATOR_PORT=3500 \
 
 ADD ${STAKER_SCRIPTS_URL}/consensus_tools.sh /etc/profile.d/
 
-RUN rm -rf /var/lib/apt/lists/* && \
-    apt-get update && apt-get --yes install curl && apt-get clean && \
-    chmod +rx /usr/local/bin/entrypoint.sh /etc/profile.d/consensus_tools.sh
+COPY --from=curl-stage /usr/bin/curl /usr/bin/curl
+RUN chmod +rx /usr/local/bin/entrypoint.sh /etc/profile.d/consensus_tools.sh
 
 # This env changes the variant
 # Placed at the end to regenerate the least amount of layers