As a developer I can use the M.E.AI abstractions with SK and all existing SK functionality will work e.g. prompt functions, chat history parsing, auto invocation filters, AI service selection, telemetry, chat history serialisation, ...

As a developer who is using the SK AI abstractions I can switch to use the M.E.AI abstractions by following the guidelines and maintain all of the functionality I had with the SK AI abstractions e.g. prompt functions, chat history parsing, auto invocation filters, AI service selection, telemetry, chat history serialisation, ...

The ADR must detail how existing SK specific functionality (including Agents) will work when a developer switches to using the M.E.AI abstractions.