Integrate GitHub Actions (#2)

.github/workflows/ci.yml

@@ -0,0 +1,84 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+env:
+  MIX_ENV: test
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    name: Lint and Test
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        otp:
+          - '26.2.4'
+        elixir:
+          - '1.16.2'
+
+    services:
+      db:
+        image: postgres
+        env:
+          POSTGRES_PASSWORD: postgres
+        ports:
+          - '5432:5432'
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v2
+
+      - name: Install Erlang/Elixir
+        uses: erlef/setup-beam@v1
+        with:
+          otp-version: ${{matrix.otp}}
+          elixir-version: ${{matrix.elixir}}
+
+      - name: Cache deps
+        uses: actions/cache@v3
+        id: cache-deps
+        env:
+          cache-name: cache-elixir-deps
+        with:
+          path: deps
+          key: ${{ runner.os }}-mix-${{ env.cache-name }}-${{ hashFiles('**/mix.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-mix-${{ env.cache-name }}-
+
+      - name: Cache compiled build
+        id: cache-build
+        uses: actions/cache@v3
+        env:
+          cache-name: cache-compiled-build
+        with:
+          path: _build
+          key: ${{ runner.os }}-mix-${{ env.cache-name }}-${{ hashFiles('**/mix.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-mix-${{ env.cache-name }}-
+            ${{ runner.os }}-mix-
+
+      - name: Install Dependencies
+        run: mix deps.get
+
+      - name: Compile
+        run: mix compile --warnings-as-errors
+
+      - name: Run Linter
+        run: mix lint.ci
+
+      - name: Run Tests
+        run: mix test

README.md

@@ -1,5 +1,7 @@
 # DashFloat
 
+[![gh-actions](https://github.com/DashFloat/DashFloat/workflows/CI/badge.svg)](https://github.com/DashFloat/DashFloat/actions?workflow=CI)
+
 To start your Phoenix server:
 
   * Run `mix setup` to install and setup dependencies

mix.exs

@@ -78,6 +78,8 @@ defmodule DashFloat.MixProject do
       "assets.setup": ["tailwind.install --if-missing", "esbuild.install --if-missing"],
       "ecto.reset": ["ecto.drop", "ecto.setup"],
       "ecto.setup": ["ecto.create", "ecto.migrate", "run priv/repo/seeds.exs"],
+      lint: ["format"],
+      "lint.ci": ["format --check-formatted"],
       setup: ["deps.get", "ecto.setup", "assets.setup", "assets.build"],
       test: ["ecto.create --quiet", "ecto.migrate --quiet", "test"]
     ]