feat: add github workflow

Author: peratoner-louis

.github/workflows/publish-ter.yml

@@ -0,0 +1,55 @@
+name: Publish to TER
+
+on:
+  push:
+    tags:
+      - '[0-9]+.[0-9]+.[0-9]+'
+
+permissions:
+  contents: read
+
+jobs:
+  publish:
+    name: Publish release to TER
+    runs-on: ubuntu-latest
+
+    env:
+      TYPO3_API_TOKEN: ${{ secrets.TYPO3_API_TOKEN }}
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Get version
+        shell: bash
+        run: echo "version=${GITHUB_REF#refs/tags/}" >> "$GITHUB_ENV"
+
+      - name: Get TER upload comment
+        shell: bash
+        run: |
+          comment="$(git tag -l "$version" --format='%(contents)')"
+
+          if [[ -z "${comment// }" ]]; then
+            comment="Released version $version"
+          fi
+
+          {
+            echo 'comment<<EOF'
+            echo "$comment"
+            echo EOF
+          } >> "$GITHUB_ENV"
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.3'
+          extensions: intl, mbstring, json, zip, curl
+          tools: composer:v2
+
+      - name: Install Tailor
+        run: composer global require typo3/tailor --prefer-dist --no-progress --no-interaction
+
+      - name: Publish to TER
+        run: php ~/.composer/vendor/bin/tailor ter:publish --comment "${{ env.comment }}" "${{ env.version }}"