Cassandra versions that are git tags need to be made branches so generated files can be committed

 patch by Mick Semb Wever; reviewed by Brandon Williams

Author: michaelsembwever

site-content/docker-entrypoint.sh

@@ -64,6 +64,12 @@ generate_cassandra_versioned_docs() {
     git clean -xdff
     git checkout "${version}"
 
+    # git tags we need to make into branches (so commit_changes_to_branch works)
+    if ! git symbolic-ref -q HEAD > /dev/null; then
+      log_message "INFO" "Creating branch '${version}' from tag '${version}' to commit generated docs"
+      git switch -c "${version}"
+    fi
+
     log_message "INFO" "Building JAR files"
     # Nodetool docs are autogenerated, and that needs nodetool to be built. However, before we can build nodetool we
     # need to select the correct Java version