Task: Release after creating a tag (#319)

* add action to create release and publish on hex

* new actions

Author: GuzekAlan

.github/workflows/create-release.yaml

@@ -0,0 +1,23 @@
+name: Create Release
+
+on:
+  push:
+    tags:
+      - "v*.*.*"
+
+jobs:
+  create-release:
+    name: Create Release
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out
+        uses: actions/checkout@v3
+
+      - name: Create Release
+        id: create_release
+        uses: softprops/action-gh-release@v1
+        if: github.ref_type == 'tag'
+        with:
+          draft: true
+          prerelease: false
+          generate_release_notes: true

.github/workflows/publish.yaml

@@ -0,0 +1,38 @@
+name: Publish to Hex.pm
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  publish:
+    name: Publish package to Hex.pm
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out
+        uses: actions/checkout@v3
+
+      - name: Set up Elixir
+        uses: erlef/[email protected]
+        with:
+          elixir-version: "1.17.3"
+          otp-version: "27.1.2"
+
+      - name: Cache Mix
+        uses: actions/cache@v4
+        with:
+          path: |
+            deps
+            _build
+          key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
+          restore-keys: ${{ runner.os }}-mix-
+
+      - name: Install Dependencies
+        run: mix deps.get
+
+      - name: Publish to Hex.pm
+        env:
+          HEX_API_KEY: ${{ secrets.HEX_API_KEY }}
+        run: |
+          mix hex.build
+          mix hex.publish --yes