Pre-pull docker images in CI (#2035)

Pre-pull docker images in CI

Update main.yml

Author: webb-ben

.github/workflows/main.yml

@@ -26,6 +26,16 @@ jobs:
       PYGEOAPI_CONFIG: "$(pwd)/pygeoapi-config.yml"
 
     steps:
+    - name: Pre-pull Docker Images
+      run: |
+        docker pull container-registry.oracle.com/database/express:21.3.0-xe &
+        docker pull appropriate/curl:latest &
+        docker pull elasticsearch:8.17.0 &
+        docker pull opensearchproject/opensearch:2.18.0 &
+        docker pull mdillon/postgis:latest &
+        docker pull mongo:8.0.4 &
+        docker pull ghcr.io/cgs-earth/sensorthings-action:0.1.0 &
+        docker pull postgis/postgis:14-3.2 &
     - name: Clear up GitHub runner diskspace
       run: |
         echo "Space before"