align dependency runtime baselines across Docker and CI

.github/workflows/backend-test.yml

@@ -15,15 +15,15 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: set up python 3.12
+      - name: set up python 3.13
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.13"
 
       - name: install dependencies
         run: |
           sudo apt update -q
-          sudo apt install -y -q python3-gdal
+          sudo apt install -y -q gdal-bin libgdal-dev
 
       - name: start database
         run: |