Update integration script to skip checks for Kubernetes versions <1.31 and adjust private registry configuration

Author: krunalhinguu

.github/workflows/workflow.yaml

@@ -45,9 +45,6 @@ jobs:
         env:
           CROSS: 1
           TAG: ${{ startsWith(github.ref, 'refs/tags/') && github.ref_name || '' }}
-          STAGE_REGISTRY_ENDPOINT: ${{ secrets.STAGE_REGISTRY_ENDPOINT }}
-          STAGE_REGISTRY_USERNAME: ${{ secrets.STAGE_REGISTRY_USERNAME }}
-          STAGE_REGISTRY_PASSWORD: ${{ secrets.STAGE_REGISTRY_PASSWORD }}
       - name: Generate sha256 file for release
         if: github.event_name == 'push' && github.ref_type == 'tag'
         run: |

scripts/integration

@@ -79,10 +79,17 @@ if [ "$default_version_found" == "false" ]; then
 fi
 
 for ver in "${!versions_to_test[@]}"; do
+
     version_to_test=${versions_to_test["${ver}"]}
     echo_with_time "Testing version ${version_to_test}"
 
+    MAJOR_VERSION=$(echo ${version_to_test} | cut -d. -f1 | sed 's/v//')
     MINOR_VERSION=$(echo ${version_to_test} | cut -d. -f2)
+    if [ ${MAJOR_VERSION} -eq 1 ] && [ ${MINOR_VERSION} -lt 31 ]; then
+        echo_with_time "Skipping checks for k8s version ${version_to_test} (<1.31)"
+        continue
+    fi
+
     if [ ${MINOR_VERSION} -ge 30 ] && [ "${NETWORK_PLUGIN}" == "weave" ]; then
         echo "Skipping weave testing with ${version_to_test} since weave is not supported for version >=1.30.0"
         continue
@@ -119,6 +126,7 @@ private_registries:
 - url: ${STAGE_REGISTRY_ENDPOINT}
   user: ${STAGE_REGISTRY_USERNAME}
   password: ${STAGE_REGISTRY_PASSWORD}
+  is_default: true
 EOF
 
     if [ "x${NETWORK_PLUGIN}" != "x" ]; then