chore: Update README and add ci.

Author: GSMLG-BOT

.github/workflows/elixir.yml

@@ -0,0 +1,32 @@
+name: Elixir CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+
+    name: Build and test
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Elixir
+      uses: erlef/setup-beam@v1
+      with:
+        elixir-version: "1.18.4"
+        otp-version: "27"
+
+    - name: Install dependencies
+      run: mix deps.get
+    
+    - name: Run tests
+      run: mix test
+

.github/workflows/release.yml

@@ -0,0 +1,104 @@
+name: release
+
+on:
+  workflow_dispatch:
+    inputs:
+      release-version:
+        required: true
+        description: 'The version of the release'
+        default: '0.1.0'
+      git-ref:
+        required: true
+        description: 'The git revison of repo, branch, tag or commit'
+        default: 'main'
+
+permissions:
+  contents: write
+
+jobs:
+  tests:
+    name: Run tests (Elixir ${{matrix.elixir}}, OTP ${{matrix.otp}})
+
+    strategy:
+      matrix:
+        include:
+          - elixir: 1.18
+            otp: 27
+            lint: lint
+
+    runs-on: ubuntu-latest
+
+    env:
+      MIX_ENV: test
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        ref: ${{ github.event.inputs.git-ref }}
+
+    - name: Set up Elixir
+      uses: erlef/setup-beam@v1
+      with:
+        otp-version: ${{ matrix.otp }}
+        elixir-version: ${{ matrix.elixir }}
+
+    - name: Install dependencies
+      run: mix deps.get
+
+    - name: Check source code format
+      run: mix format --check-formatted
+
+    - name: Remove compiled application files
+      run: mix clean
+
+    - name: Compile & lint dependencies
+      run: mix compile --warnings-as-errors
+
+    - name: Run tests
+      run: mix test
+
+  release:
+    name: Publish release to hex.pm
+    runs-on: ubuntu-latest
+    needs: [ tests ]
+    env:
+      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      HEX_API_KEY: ${{ secrets.HEX_API_KEY }}
+    steps:
+      - name: 🛑 Cancel Previous Runs
+        uses: styfle/[email protected]
+        with:
+          access_token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: ⬇️ Checkout repo
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ github.event.inputs.git-ref }}
+
+      - name: Set up Elixir
+        uses: erlef/setup-beam@v1
+        with:
+          otp-version: 27
+          elixir-version: 1.18
+
+      - name: Install Deps
+        run: |
+          mix deps.get
+          sed -i 's%@version "[0-9\.]\+"%@version "${{ github.event.inputs.release-version }}"%' mix.exs
+          sed -i 's%{:phoenix_session_process, "~> [0-9\.]\+"}%{:phoenix_session_process, "~> ${{ github.event.inputs.release-version }}"}%' README.md
+
+      - name: Publish to hex.pm
+        run: |
+          mix hex.publish --yes
+
+      - name: Create Git Tag
+        uses: actions/github-script@v7
+        with:
+          script: |
+            github.rest.git.createRef({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              ref: 'refs/tags/${{ github.event.inputs.release-version }}',
+              sha: context.sha
+            })

README.md

@@ -102,4 +102,4 @@ The library handles:
 ## License
 
 MIT License
-EOF < /dev/null
+