Utilise composite workflows.

.github/actions/semver/action.yml

@@ -0,0 +1,35 @@
+name: "Semantic Version"
+description: "Calculate semantic version using semver-generator"
+
+inputs:
+  config-file:
+    description: "Path to semver config file"
+    required: false
+    default: "semver.yaml"
+
+outputs:
+  version:
+    description: "The calculated version (without v prefix)"
+    value: ${{ steps.format.outputs.version }}
+  version_tag:
+    description: "The version tag (with v prefix)"
+    value: ${{ steps.format.outputs.version_tag }}
+
+runs:
+  using: "composite"
+  steps:
+    - name: Calculate version
+      id: semver
+      uses: lukaszraczylo/semver-generator@v1
+      with:
+        config_file: ${{ inputs.config-file }}
+        repository_local: true
+
+    - name: Format version
+      id: format
+      shell: bash
+      run: |
+        VERSION="${{ steps.semver.outputs.semantic_version }}"
+        echo "version=${VERSION}" >> $GITHUB_OUTPUT
+        echo "version_tag=v${VERSION}" >> $GITHUB_OUTPUT
+        echo "Version: v${VERSION}"