Bump elixir (#164)

* Bump elixir to 1.14 / otp 25

It was already that version in CI, but not in CD or the dockerfile.
`mix docs` was failing on 1.13 in CD.

* attribute `version` is obsolete in docker-comopse.yml

.github/workflows/cd.yml

@@ -11,8 +11,8 @@ jobs:
       - name: Setup Elixir
         uses: erlef/setup-beam@v1
         with:
-          otp-version: '24'
-          elixir-version: '1.13'
+          otp-version: '25'
+          elixir-version: '1.14'
       - name: Checkout
         uses: actions/checkout@v3
       - name: setup hex

.github/workflows/retire.yml

@@ -34,8 +34,8 @@ jobs:
       - uses: actions/checkout@v4
       - uses: erlef/setup-beam@v1
         with:
-          otp-version: '24'
-          elixir-version: '1.13'
+          otp-version: '25'
+          elixir-version: '1.14'
       - run: echo "Attempting to retire version $VERSION"
       - run: mix hex.config api_key "$HEX_AUTH_KEY"
         env:

Dockerfile

@@ -1,4 +1,4 @@
-FROM public.ecr.aws/prima/elixir:1.12.2-2
+FROM public.ecr.aws/prima/elixir:1.14.2-5
 
 WORKDIR /code
 

docker-compose.yml

@@ -1,4 +1,3 @@
-version: '3'
 services:
   web:
     build: .

mix.exs

@@ -8,7 +8,7 @@ defmodule Teleplug.MixProject do
     [
       app: :teleplug,
       version: @version,
-      elixir: "~> 1.12",
+      elixir: "~> 1.14",
       start_permanent: Mix.env() == :prod,
       deps: deps(),
       package: package(),