Merge branch 'feat/workflows-cache-6s-source' into develop

.github/workflows/test.yaml

@@ -3,17 +3,34 @@ name: Tests
 on: [ push ]
 
 jobs:
+  download_archives:
+    uses: ./.github/workflows/web_artifact.yaml
+    with:
+      name: 6s-archives
+      urls: |
+        [
+          "https://web.archive.org/web/20220912090811if_/https://rtwilson.com/downloads/6SV-1.1.tar", 
+          "https://web.archive.org/web/20220909154857if_/https://salsa.umd.edu/files/6S/6sV2.1.tar"
+        ]
+      retention-days: 1
   test:
+    needs: download_archives
     runs-on: ${{ matrix.os }}
     timeout-minutes: 20
     strategy:
       fail-fast: false
       matrix:
         os: [ "windows-latest", "ubuntu-latest", "macos-latest" ]
-        python-version: [ "3.9","3.10", "3.11" ]
+        python-version: [ "3.9", "3.10", "3.11" ]
     steps:
       - uses: actions/checkout@v3
 
+      - name: Retrieve 6S source archives
+        uses: actions/download-artifact@v3
+        with:
+          name: 6s-archives
+          path: 6s-archives
+
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
         with:
@@ -26,6 +43,8 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           python -m pip install '.[wrapper]' pytest
+        env:
+          SIXS_ARCHIVE_DIR: 6s-archives
 
       - name: Run pytest
         run: python -m pytest -vv

.github/workflows/web_artifact.yaml

@@ -0,0 +1,33 @@
+name: Web artifacts
+
+on:
+  workflow_call:
+    inputs:
+      name:
+        required: true
+        type: string
+        description: Artifact name. See 'actions/upload-artifact'.
+      urls:
+        required: true
+        type: string
+        description: JSON string encoding a list of download URLs.
+      retention-days:
+        type: number
+        default: 0
+        description: Artifact retention. See 'actions/upload-artifact'.
+
+jobs:
+  download:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        url: ${{ fromJSON(inputs.urls) }}
+    steps:
+      - name: Download file
+        run:
+          curl --create-dirs --output-dir artifacts -O ${{ matrix.url }}
+      - uses: actions/upload-artifact@v3
+        with:
+          name: ${{ inputs.name }}
+          path: artifacts
+          retention-days: ${{ inputs.retention-days }}