fix(docker): fix Qemu segfaulting on arm64

Closes #1241 #1249

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

docker/multiarch/Dockerfile

@@ -4,6 +4,11 @@ ENV MIX_ENV prod
 # ENV LANG en_US.UTF-8
 ARG APP_ASSET
 
+# Fix qemu segfault on arm64
+# See https://github.com/plausible/analytics/pull/2879 and https://github.com/erlang/otp/pull/6340
+ARG ERL_FLAGS=""
+ENV ERL_FLAGS=$ERL_FLAGS
+
 # Set the right versions
 ENV ELIXIR_VERSION latest
 ENV ERLANG_VERSION latest

docker/production/Dockerfile

@@ -12,6 +12,11 @@ RUN yarn install --network-timeout 100000 \
 # Then, build the application binary
 FROM elixir:1.14-alpine AS builder
 
+# Fix qemu segfault on arm64
+# See https://github.com/plausible/analytics/pull/2879 and https://github.com/erlang/otp/pull/6340
+ARG ERL_FLAGS=""
+ENV ERL_FLAGS=$ERL_FLAGS
+
 RUN apk add --no-cache build-base git cmake
 
 COPY mix.exs mix.lock ./