update dockerfile

Dockerfile

@@ -9,14 +9,14 @@
 
 # Make sure RUBY_VERSION matches the Ruby version in .ruby-version
 ARG RUBY_VERSION=3.3.6
-FROM docker.io/library/ruby:$RUBY_VERSION-slim AS base
+FROM --platform=$BUILDPLATFORM docker.io/library/ruby:$RUBY_VERSION-slim AS base
 
 # Rails app lives here
 WORKDIR /rails
 
 # Install base packages
 RUN apt-get update -qq && \
-    apt-get install --no-install-recommends -y curl libjemalloc2 postgresql-client && \
+    apt-get install --no-install-recommends -y curl libjemalloc2 postgresql-client automake libtool && \
     rm -rf /var/lib/apt/lists /var/cache/apt/archives
 
 # Set production environment