debt - let menu listen to (new) menu registry change events instead of listing to the extension host being ready. that simplifies this a lot and help with show menu sooner

#53526

1. Handling the '!=' variable assignment operator.
2. Handling the "#" (hashtag) in the quotes inside the recipe.
3. Restore the recipe handling.

Issue: #60030, #61475

Fixes #61499

This reverts commit cd1a6b4f.

Fixes #61625

Requires TS 3.2+. Uses the kind modifier to determine the type of the file being imported

Fixes #61642

Remove logic added by ab77235b. The original concern was that we would end up showing the light bulb too often but its not sure this will be a problem in practice.