* Fix mcp server uri handling

* feedback and some fixes

…request edits (#252352)

* fix edits in inline/quick chat and better overlay

* add missing function

* remove x from inline edit

Fixes #251650

…ollable) (#252351)

We didn't preserve any ongoing `postEdit` changes when pushing a new
undo stop, which caused issues.

Closes #249829

Also fixes a bug where the diff stats weren't displayed at all, but
I cannot seem to find the issue for that.

* fix mcp servers welcome view

* simplify description

Also fixes up some localized strings for consistency

* fix background color on code block

* wrong selector

* fix chat edits input resize

* remove left border

…52257)

* Include session id with LanguageModelToolInvocationPrepareOptions

* Fix random token change from copilot

* initial frame

* simple system working

* wired up history

* restore css

* restore

* comment

* Add and implement ChatSummarizer from proposed. defaultChatParticipant.d.ts (microsoft/vscode-copilot#18919)

* remove demo extension

* tidy