chore: introduce is pre-release environment variable back for github releases

.github/workflows/continuous-integration.yaml

@@ -557,10 +557,14 @@ jobs:
           if [[ "${IS_LATEST}" == "True" ]]; then
             ALL_IMAGE_TAGS="${ALL_IMAGE_TAGS},${IMAGE_BASE}:latest"
           fi
+          
+          IS_PRERELEASE=$(poetry run python script/make_utils/is_prerelease.py "${PROJECT_VERSION}")
 
           echo "PROJECT_VERSION=${PROJECT_VERSION}" >> "$GITHUB_ENV"
           echo "GIT_TAG=${GIT_TAG}" >> "$GITHUB_ENV"
+
           echo "IS_LATEST=${IS_LATEST}" >> "$GITHUB_ENV"
+          echo "IS_PRERELEASE=${IS_PRERELEASE}" >> "$GITHUB_ENV"
           
           echo "ALL_IMAGE_TAGS=${ALL_IMAGE_TAGS}" >> "$GITHUB_ENV"
           echo "VERSIONED_IMAGE_TAG=${IMAGE_BASE}:${GIT_TAG}" >> "$GITHUB_ENV"

script/make_utils/is_prerelease.py

@@ -0,0 +1,28 @@
+"""
+Simple script to check if a given version is a pre-release version.
+"""
+
+import sys
+
+from semver import VersionInfo
+
+
+def is_prerelease(version: VersionInfo):
+    """
+    Get if `version` is a pre-release version.
+    """
+
+    return version.prerelease is not None
+
+
+def main():
+    """
+    Run the script.
+    """
+
+    version = VersionInfo.parse(sys.argv[1])
+    print(str(is_prerelease(version)).lower())
+
+
+if __name__ == "__main__":
+    main()