From 94767f5554b3627bf6dd64405f7b931306e98f08 Mon Sep 17 00:00:00 2001
From: Till Wegmueller <toasterson@gmail.com>
Date: Sat, 29 Nov 2025 16:41:06 +0100
Subject: [PATCH] fix: use platform-specific build caches to avoid race
 conditions

---
 Dockerfile | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index e3fdb75..49f06b6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,9 +10,10 @@ COPY Cargo.toml Cargo.lock ./
 # Copy source code
 COPY src ./src
 
-# Build release binary
-RUN --mount=type=cache,target=/usr/local/cargo/registry \
-    --mount=type=cache,target=/build/target \
+# Build release binary with platform-specific caches to avoid race conditions
+ARG TARGETPLATFORM
+RUN --mount=type=cache,target=/usr/local/cargo/registry,id=cargo-registry-${TARGETPLATFORM} \
+    --mount=type=cache,target=/build/target,id=build-target-${TARGETPLATFORM} \
     cargo build --release && \
     cp target/release/barycenter /barycenter