Fix GLIBC compatibility issue by upgrading to Ubuntu Noble

Updated Docker base image from Debian Bullseye (GLIBC 2.31) to Ubuntu Noble 24.04 (GLIBC 2.39) to resolve exqlite NIF library compatibility issue on Fly.io. Also updated libncurses5 to libncurses6 for Ubuntu Noble compatibility.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: danielbergholz

Dockerfile

@@ -7,16 +7,16 @@
 # This file is based on these images:
 #
 #   - https://hub.docker.com/r/hexpm/elixir/tags - for the build image
-#   - https://hub.docker.com/_/debian?tab=tags&page=1&name=bullseye-20240612-slim - for the release image
+#   - https://hub.docker.com/_/ubuntu?tab=tags&page=1&name=noble - for the release image
 #   - https://pkgs.org/ - resource for finding needed packages
-#   - Ex: hexpm/elixir:1.17.1-erlang-26.2.5-debian-bullseye-20240612-slim
+#   - Ex: hexpm/elixir:1.17.1-erlang-26.2.5-ubuntu-noble-20240605
 #
 ARG ELIXIR_VERSION=1.17.1
 ARG OTP_VERSION=26.2.5
-ARG DEBIAN_VERSION=bullseye-20240612-slim
+ARG UBUNTU_VERSION=noble-20240605
 
-ARG BUILDER_IMAGE="hexpm/elixir:${ELIXIR_VERSION}-erlang-${OTP_VERSION}-debian-${DEBIAN_VERSION}"
-ARG RUNNER_IMAGE="debian:${DEBIAN_VERSION}"
+ARG BUILDER_IMAGE="hexpm/elixir:${ELIXIR_VERSION}-erlang-${OTP_VERSION}-ubuntu-${UBUNTU_VERSION}"
+ARG RUNNER_IMAGE="ubuntu:${UBUNTU_VERSION}"
 
 FROM ${BUILDER_IMAGE} as builder
 
@@ -68,7 +68,7 @@ RUN mix release
 FROM ${RUNNER_IMAGE}
 
 RUN apt-get update -y && \
-  apt-get install -y libstdc++6 openssl libncurses5 locales ca-certificates \
+  apt-get install -y libstdc++6 openssl libncurses6 locales ca-certificates \
   && apt-get clean && rm -f /var/lib/apt/lists/*_*
 
 # Set the locale