update deps, fix config warnings

.github/dependabot.yml

@@ -0,0 +1,8 @@
+version: 2
+updates:
+  - package-ecosystem: "mix"
+    directory: "/"
+    open-pull-requests-limit: 30
+    schedule:
+      interval: "daily"
+      time: "03:37" # UTC

.github/workflows/ci.yml

@@ -0,0 +1,71 @@
+name: ci
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  ci:
+    env:
+      MIX_ENV: test
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - pair:
+              elixir: '1.14'
+              otp: '24.3'
+            lint: lint
+          - pair:
+              elixir: '1.14'
+              otp: '25.0'
+            lint: lint
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: erlef/setup-beam@v1
+        with:
+          otp-version: ${{matrix.pair.otp}}
+          elixir-version: ${{matrix.pair.elixir}}
+
+      - uses: actions/cache@v2
+        with:
+          path: |
+            deps
+            _build
+          key: ${{ runner.os }}-mix-${{matrix.pair.elixir}}-${{matrix.pair.otp}}-${{ hashFiles('**/mix.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-mix-${{matrix.pair.elixir}}-${{matrix.pair.otp}}-
+
+      - name: NIF deps
+        run: sudo apt-get install -y build-essential erlang-dev libsodium-dev
+
+      - name: Run mix deps.get
+        run: mix deps.get --only test
+
+      - name: Run mix format
+        run: mix format --check-formatted
+        if: ${{ matrix.lint }}
+
+      - name: Run mix deps.compile
+        run: mix deps.compile
+
+      - name: Run mix compile
+        run: mix compile --warnings-as-errors
+        if: ${{ matrix.lint }}
+
+      - name: Run credo
+        run: mix credo --strict
+        if: ${{ matrix.lint }}
+
+      - name: Run mix test
+        run: mix test
+
+      - name: Run dialyzer
+        run: mix dialyzer
+        if: ${{ matrix.lint }}

.tool-versions

@@ -1 +1,2 @@
-elixir 1.13.1-otp-24
+elixir 1.14.1-otp-25
+erlang 25.1.2

config/config.exs

@@ -1,6 +1,6 @@
 # This file is responsible for configuring your application
 # and its dependencies with the aid of the Mix.Config module.
-use Mix.Config
+import Config
 
 # This configuration is loaded before any dependency and is restricted
 # to this project. If another project depends on this project, this

config/dev.exs

@@ -1 +1 @@
-use Mix.Config
+import Config

config/prod.exs

@@ -1 +1 @@
-use Mix.Config
+import Config

config/test.exs

@@ -1,4 +1,4 @@
-use Mix.Config
+import Config
 
 config :cpf, CPF.Support.Repo,
   username: System.get_env("POSTGRES_USER") || "postgres",

mix.exs

@@ -25,7 +25,9 @@ defmodule CPF.MixProject do
 
   # Run "mix help compile.app" to learn about applications.
   def application do
-    []
+    [
+      extra_applications: [:logger]
+    ]
   end
 
   # Run "mix help deps" to learn about dependencies.
@@ -35,16 +37,16 @@ defmodule CPF.MixProject do
       {:dialyxir, "~> 1.0", only: [:dev, :test], runtime: false},
       {:credo, "~> 1.1", only: [:dev, :test], runtime: false},
       {:excoveralls, "~> 0.10", only: [:dev, :test], runtime: false},
-      {:postgrex, "~> 0.15.0", only: [:test]}
+      {:postgrex, "~> 0.16.5", only: [:test]}
       # {:dep_from_hexpm, "~> 0.3.0"},
       # {:dep_from_git, git: "https://github.com/elixir-lang/my_dep.git", tag: "0.1.0"}
     ] ++ ecto_deps()
   end
 
   defp ecto_deps do
     [
-      {:ecto, "~> 3.2", optional: true},
-      {:ecto_sql, "~> 3.2", only: [:dev, :test], optional: true}
+      {:ecto, "~> 3.9", optional: true},
+      {:ecto_sql, "~> 3.9", only: [:dev, :test], optional: true}
     ]
   end