Cannot build an overlay-base database because build-mode is set to "undefined" instead of "none". Falling back to creating a normal full database instead.

Failed to save: Unable to reserve cache with key codeql-trap-1-2.27.1-cpp-91e525bc3ebe57fcd33f5a04b08ab1682c7f31c5, another job may be creating this cache.

Cannot build an overlay-base database because build-mode is set to "undefined" instead of "none". Falling back to creating a normal full database instead.

"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"