Migrate from GitLab CI/CD to GitHub actions

Signed-off-by: Norman Ziegner <[email protected]>

.github/dependabot.yml

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+# SPDX-FileCopyrightText: 2022 Helmholtz Centre for Environmental Research (UFZ)
+# SPDX-FileCopyrightText: 2022 Helmholtz-Zentrum Dresden-Rossendorf (HZDR)
+#
+# SPDX-License-Identifier: Apache-2.0
+
+version: 2
+updates:
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      # Check for updates to GitHub Actions every weekday
+      interval: "daily"
+
+  - package-ecosystem: "pip"
+    directory: "/"
+    schedule:
+      # Check for updates to pip packages every weekday
+      interval: "daily"
+    ignore:
+      - dependency-name: "python"
+        update-types: ["version-update:semver-major"]

.github/workflows/ci.yml

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+# SPDX-FileCopyrightText: 2022 Helmholtz Centre for Environmental Research (UFZ)
+# SPDX-FileCopyrightText: 2022 Helmholtz-Zentrum Dresden-Rossendorf (HZDR)
+#
+# SPDX-License-Identifier: Apache-2.0
+
+---
+name: CI
+on:
+  pull_request:
+  push:
+    branches:
+      - "main"
+    tags:
+      - "v*.*.*"
+  schedule:
+    - cron: '0 0 * * *'
+
+env:
+  PY_COLORS: 1
+  ANSIBLE_FORCE_COLOR: 1
+
+jobs:
+
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the codebase.
+        uses: actions/checkout@v3
+
+      - name: Prepare the job environment.
+        uses: ./.github/workflows/prepare-action
+
+      - name: Lint code.
+        run: pipenv run molecule lint
+
+  license_compliance:
+    name: Check license compliance with reuse.
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the codebase.
+        uses: actions/checkout@v3
+
+      - name: Prepare the job environment.
+        uses: ./.github/workflows/prepare-action
+
+      - name: Lint code.
+        run: pipenv run reuse lint
+
+  test:
+    name: Run Molecule tests.
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out the codebase.
+        uses: actions/checkout@v3
+
+      - name: Prepare the job environment.
+        uses: ./.github/workflows/prepare-action
+
+      - name: Run Molecule tests.
+        run: pipenv run molecule test
+
+  release:
+    name: Release new version on Ansible Galaxy
+    runs-on: ubuntu-latest
+    if: startsWith(github.ref, 'refs/tags/v')
+    needs: [lint, license_compliance, test]
+    steps:
+      - name: checkout
+        uses: actions/checkout@v3
+      - name: galaxy
+        uses: robertdebock/[email protected]
+        with:
+          galaxy_api_key: ${{ secrets.galaxy_api_key }}
+          git_branch: "main"

.github/workflows/prepare-action/action.yml

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+# SPDX-FileCopyrightText: 2022 Helmholtz Centre for Environmental Research (UFZ)
+# SPDX-FileCopyrightText: 2022 Helmholtz-Zentrum Dresden-Rossendorf (HZDR)
+#
+# SPDX-License-Identifier: Apache-2.0
+
+---
+name: Install dependencies and prepare the environment.
+description: Install the necessary dependencies for jobs.
+runs:
+  using: composite
+  steps:
+    - name: Install pipenv.
+      run: pipx install pipenv
+      shell: bash
+
+    - name: Set up Python 3.
+      uses: actions/setup-python@v3
+      id: setup-python
+      with:
+        python-version: '3.9'
+        cache: 'pipenv'
+
+    - name: Install dependencies via pipenv.
+      run: pipenv install --dev
+      shell: bash