Add initial Code311 multi-package solution, Tabler foundations, host demo, licensing, EF Core persistence, and CI#8

Code-311 wants to merge 2 commits intomainCode-311/Code311:mainfrom

codex/design-modular-ui-framework-code311-for-asp.net-core-82zxpvCode-311/Code311:codex/design-modular-ui-framework-code311-for-asp.net-core-82zxpvCopy head branch name to clipboard