try docker build

Dockerfile

@@ -0,0 +1,97 @@
+# Find eligible builder and runner images on Docker Hub. We use Ubuntu/Debian
+# instead of Alpine to avoid DNS resolution issues in production.
+#
+# https://hub.docker.com/r/hexpm/elixir/tags?page=1&name=ubuntu
+# https://hub.docker.com/_/ubuntu?tab=tags
+#
+# 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-20250113-slim - for the release image
+#   - https://pkgs.org/ - resource for finding needed packages
+#   - Ex: hexpm/elixir:1.18.2-erlang-27.2-debian-bullseye-20250113-slim
+#
+ARG ELIXIR_VERSION=1.18.2
+ARG OTP_VERSION=27.2
+ARG DEBIAN_VERSION=bullseye-20250113-slim
+
+ARG BUILDER_IMAGE="hexpm/elixir:${ELIXIR_VERSION}-erlang-${OTP_VERSION}-debian-${DEBIAN_VERSION}"
+ARG RUNNER_IMAGE="debian:${DEBIAN_VERSION}"
+
+FROM ${BUILDER_IMAGE} as builder
+
+# install build dependencies
+RUN apt-get update -y && apt-get install -y build-essential git \
+    && apt-get clean && rm -f /var/lib/apt/lists/*_*
+
+# prepare build dir
+WORKDIR /app
+
+# install hex + rebar
+RUN mix local.hex --force && \
+    mix local.rebar --force
+
+# set build ENV
+ENV MIX_ENV="prod"
+
+# install mix dependencies
+COPY mix.exs mix.lock ./
+RUN mix deps.get --only $MIX_ENV
+RUN mkdir config
+
+# copy compile-time config files before we compile dependencies
+# to ensure any relevant config change will trigger the dependencies
+# to be re-compiled.
+COPY config/config.exs config/${MIX_ENV}.exs config/
+RUN mix deps.compile
+
+COPY priv priv
+
+COPY lib lib
+
+COPY assets assets
+
+# compile assets
+RUN mix assets.deploy
+
+# Compile the release
+RUN mix compile
+
+# Changes to config/runtime.exs don't require recompiling the code
+COPY config/runtime.exs config/
+
+COPY rel rel
+RUN mix release
+
+# start a new build stage so that the final image will only contain
+# the compiled release and other runtime necessities
+FROM ${RUNNER_IMAGE}
+
+RUN apt-get update -y && \
+  apt-get install -y libstdc++6 openssl libncurses5 locales ca-certificates \
+  && apt-get clean && rm -f /var/lib/apt/lists/*_*
+
+# Set the locale
+RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && locale-gen
+
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US:en
+ENV LC_ALL en_US.UTF-8
+
+WORKDIR "/app"
+RUN chown nobody /app
+
+# set runner ENV
+ENV MIX_ENV="prod"
+
+# Only copy the final release from the build stage
+COPY --from=builder --chown=nobody:root /app/_build/${MIX_ENV}/rel/aprs ./
+
+USER nobody
+
+# If using an environment that doesn't automatically reap zombie processes, it is
+# advised to add an init process such as tini via `apt-get install`
+# above and adding an entrypoint. See https://github.com/krallin/tini for details
+# ENTRYPOINT ["/tini", "--"]
+
+CMD ["/app/bin/server"]

config/config.exs

@@ -40,7 +40,7 @@ config :aprs,
 
 # Configure esbuild (the version is required)
 config :esbuild,
-  version: "0.17.11",
+  version: "0.24.2",
   default: [
     args: ~w(js/app.js --bundle --target=es2017 --outdir=../priv/static/assets --external:/fonts/* --external:/images/*),
     cd: Path.expand("../assets", __DIR__),

config/runtime.exs

@@ -64,7 +64,7 @@ if config_env() == :prod do
     ],
     secret_key_base: secret_key_base
 
-  config :aprs, :dns_cluster_query, System.get_env("DNS_CLUSTER_QUERY")
+  # config :aprs, :dns_cluster_query, System.get_env("DNS_CLUSTER_QUERY")
 
   config :aprs,
     ecto_repos: [Aprs.Repo],

elixir_buildpack.config

@@ -1,13 +0,0 @@
-# Erlang version
-erlang_version=26.2.0
-
-# Elixir version
-elixir_version=1.18.2
-
-# Always rebuild from scratch on every deploy?
-always_rebuild=false
-
-# Create a release using `mix release`? (requires Elixir 1.9)
-release=true
-
-hook_post_compile="eval mix assets.deploy && rm -f _build/esbuild*"

fly.toml

@@ -1,42 +1,35 @@
-# fly.toml file generated for aprsme on 2023-01-26T13:39:35-06:00
+# fly.toml app configuration file generated for aprs-me on 2025-01-22T13:50:44-06:00
+#
+# See https://fly.io/docs/reference/configuration/ for information about how to use this file.
+#
 
-app = "aprsme"
-kill_signal = "SIGTERM"
-kill_timeout = 5
-processes = []
+app = 'aprs-me'
+primary_region = 'dfw'
+kill_signal = 'SIGTERM'
+
+[build]
 
 [deploy]
-  release_command = "/app/bin/migrate"
+  release_command = '/app/bin/migrate'
 
 [env]
-  PHX_HOST = "aprsme.fly.dev"
-  PORT = "8080"
+  PHX_HOST = 'aprs-me.fly.dev'
+  PORT = '8080'
 
-[experimental]
-  auto_rollback = true
-
-[[services]]
-  http_checks = []
+[http_service]
   internal_port = 8080
-  processes = ["app"]
-  protocol = "tcp"
-  script_checks = []
-  [services.concurrency]
-    hard_limit = 25
-    soft_limit = 20
-    type = "connections"
+  force_https = true
+  auto_stop_machines = 'stop'
+  auto_start_machines = true
+  min_machines_running = 0
+  processes = ['app']
 
-  [[services.ports]]
-    force_https = true
-    handlers = ["http"]
-    port = 80
+  [http_service.concurrency]
+    type = 'connections'
+    hard_limit = 1000
+    soft_limit = 1000
 
-  [[services.ports]]
-    handlers = ["tls", "http"]
-    port = 443
-
-  [[services.tcp_checks]]
-    grace_period = "1s"
-    interval = "15s"
-    restart_limit = 0
-    timeout = "2s"
+[[vm]]
+  memory = '1gb'
+  cpu_kind = 'shared'
+  cpus = 1