add environment variable for the CDS api key

Author: irm-codebase

.github/workflows/template-pr-ci.yml

@@ -2,6 +2,9 @@ name: Reusable Pull Request CI tests for modules
 
 on:
   workflow_call:
+    secrets:
+      CDSAPI_KEY:
+        required: false
 
 jobs:
   build:
@@ -12,22 +15,10 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
         python-version: ["3.12"]
+    env:
+      CDSAPI_KEY: ${{ secrets.CDSAPI_KEY }}
     steps:
       - uses: actions/checkout@v4
-      - name: Conditionally set up .cdsapirc
-        shell: bash
-        run: |
-          if [ -n "${{ secrets.CDSAPI_KEY }}" ]; then
-            if [[ "$RUNNER_OS" == "Windows" ]]; then
-              cdsapirc_path="$USERPROFILE/.cdsapirc"
-            else
-              cdsapirc_path="$HOME/.cdsapirc"
-            fi
-            echo "url = https://cds.climate.copernicus.eu/api" >> "$cdsapirc_path"
-            echo "key = ${{ secrets.CDSAPI_KEY }}" >> "$cdsapirc_path"
-          else
-            echo "CDSAPI_KEY secret is empty or not set. Skipping .cdsapirc setup."
-          fi
       - name: Setup pixi
         uses: prefix-dev/setup-pixi@v0.8.3
       - name: Run integration tests