From 0b1142e78547a4ce0eb04ae35d3290ef0fa2403c Mon Sep 17 00:00:00 2001
From: Cameron Horn <camhorn@gmail.com>
Date: Sun, 8 Feb 2026 16:30:34 -0500
Subject: [PATCH] cross platform build optimization

---
 Dockerfile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index f9fee7d5..e4dcef34 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,11 +1,11 @@
 # multi stage to build tube archivist
 # build python wheel, download and extract ffmpeg, copy into final image
 
-FROM node:22.12.0-alpine AS npm-builder
+FROM --platform=$BUILDPLATFORM node:22.12.0-alpine AS npm-builder
 COPY frontend/package.json frontend/package-lock.json /
 RUN npm i
 
-FROM node:22.12.0-alpine AS node-builder
+FROM --platform=$BUILDPLATFORM node:22.12.0-alpine AS node-builder
 
 # RUN npm config set registry https://registry.npmjs.org/