Fix Docker builds after package updates

.devcontainer/Dockerfile

@@ -10,6 +10,8 @@ RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
   imagemagick \
   iproute2 \
   libpq-dev \
+  libyaml-dev \
+  libyaml-0-2 \
   openssh-client \
   postgresql-client \
   vim

Dockerfile

@@ -9,7 +9,7 @@ WORKDIR /rails
 
 # Install base packages
 RUN apt-get update -qq && \
-    apt-get install --no-install-recommends -y curl libvips postgresql-client
+    apt-get install --no-install-recommends -y curl libvips postgresql-client libyaml-0-2
 
 # Set production environment
 ARG BUILD_COMMIT_SHA
@@ -23,7 +23,7 @@ ENV RAILS_ENV="production" \
 FROM base AS build
 
 # Install packages needed to build gems
-RUN apt-get install --no-install-recommends -y build-essential libpq-dev git pkg-config
+RUN apt-get install --no-install-recommends -y build-essential libpq-dev git pkg-config libyaml-dev
 
 # Install application gems
 COPY .ruby-version Gemfile Gemfile.lock ./