* Add shared history for conversation agents
* Remove unused code
* Add support for native history items
* Store all assistant responses as assistant in history
* Add history support to DefaultAgent.async_handle_intents
* Make local fallback work
* Add default agent history
* Add history cleanup
* Add tests
* ChatHistory -> ChatSession
* Address comments
* Update snapshots
* Revert "Fix bad hassil tests on CI (#132132)"
This reverts commit 101bb091ba.
* Revert "Bump hassil and intents (#132092)"
This reverts commit e52182940b.
* Remove language lock
* Remove unsub for change events
* Remove redundant check
* Simplify intent loading
* Cache intent loading error
* Revert "Remove unsub for change events"
This reverts commit 575266abcd.
* guard instead of assert
* Some more cleanup
* No need to warn during prepare
* Some more cleanup
* Add more timing logs
* Split up tests and rely less on http
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Co-authored-by: Paulus Schoutsen <balloob@gmail.com>