Merge pull request #2768 from MatthiasZepper/download_image_naming_issue

nf-core download: Create container image symlinks so images are still found, even if registry config diverges.

.github/workflows/pytest.yml

@@ -108,6 +108,12 @@ jobs:
           sudo add-apt-repository --remove ppa:git-core/ppa
           sudo apt install -y git
 
+      - name: Set up Singularity
+        if: ${{ matrix.test == 'test_download.py'}}
+        uses: eWaterCycle/setup-singularity@931d4e31109e875b13309ae1d07c70ca8fbc8537 # v7
+        with:
+          singularity-version: 3.8.3
+
       - name: Get current date
         id: date
         run: echo "date=$(date +'%Y-%m')" >> $GITHUB_ENV

CHANGELOG.md

@@ -7,6 +7,10 @@
 - Remove obsolete editor settings in `devcontainer.json` and `gitpod.yml` ([#2795](https://github.com/nf-core/tools/pull/2795))
 - Add nf-test test instructions to contributing and PR template ([#2807](https://github.com/nf-core/tools/pull/2807))
 
+### Download
+
+- Improved offline container image resolution by introducing symlinks, fixes issues [#2751](https://github.com/nf-core/tools/issues/2751), [#2644](https://github.com/nf-core/tools/issues/2644) and [demultiplex#164](https://github.com/nf-core/demultiplex/issues/164): ([#2768](https://github.com/nf-core/tools/pull/2768))
+
 ### Linting
 
 ### Components