chore: update to elixir 1.16, otp 25 and nostrum 0.9

Dockerfile

@@ -1,5 +1,5 @@
 # build
-FROM bitwalker/alpine-elixir:1.14 as build
+FROM elixir:1.16-otp-25-alpine as build
 
 COPY config config
 COPY lib lib
@@ -8,7 +8,9 @@ COPY mix.exs mix.exs
 COPY mix.lock mix.lock
 COPY .git .git
 
-RUN apk add build-base libexecinfo-dev git
+RUN apk add musl-dev build-base git
+RUN apk add libexecinfo-dev --repository=https://dl-cdn.alpinelinux.org/alpine/v3.12/main
+#                           ^^^^ BAD!!!
 RUN export MIX_ENV=prod && \
     rm -rf _build && \
     mix deps.get && \
@@ -18,17 +20,19 @@ RUN mkdir /export && \
     cp -r _build/prod/rel/deutexrium/ /export
 
 # deploy
-FROM bitwalker/alpine-elixir:1.14
+FROM alpine:3
 
 ENV REPLACE_OS_VARS=true
 ENV RELEASE_NODE=deuterium
 RUN mkdir -p /opt/app
 COPY --from=build /export/ /opt/app
 
 RUN apk add \
-    libstdc++ libgcc ncurses-libs libexecinfo \ 
+    libstdc++ libgcc ncurses-libs \ 
     imagemagick \
     font-noto ttf-linux-libertine
+RUN apk add libexecinfo --repository=https://dl-cdn.alpinelinux.org/alpine/v3.12/main
+#                       ^^^^ BAD!!!
 
 RUN printf "-kernel inet_dist_listen_min 25565 inet_dist_listen_max 25565 +spp true" > vm.args
 ENV RELEASE_VM_ARGS=vm.args

config/runtime.exs

@@ -1,4 +1,4 @@
 import Config
 
 config :nostrum,
-  token: System.get_env("DEUTEX_TOKEN")
+  token: System.get_env("DEUTEX_TOKEN") |> String.trim

mix.exs

@@ -4,7 +4,7 @@ defmodule Deutexrium.MixProject do
   def project do
     [
       app: :deutexrium,
-      version: "2.6.0",
+      version: "2.6.1",
       elixir: "~> 1.8",
       start_permanent: Mix.env() == :prod,
       deps: deps(),
@@ -33,7 +33,7 @@ defmodule Deutexrium.MixProject do
 
   defp deps do
     [
-      {:nostrum, "~> 0.6.1"},
+      {:nostrum, github: "kraigie/nostrum", ref: "d2daf4941927bc4452a4e79acbef4a574ce32f57"},
       {:logger_file_backend, "~> 0.0.13"},
       {:cyanide, "~> 1.0"},
       {:markov, "~> 4.1.3"},