* Implement version checking in IPC
implement version checking; streamed IPC
streamed IPC will allow multiple requests per connection
add nonsense request
change inline struct to json macro
only check version if request actually fails
fix usage of inspect_err (MSRV 1.72.0; stabilized 1.76.0)
"nonsense request" -> "return error"
oneshot connections
* Change some things around
* Unqualify niri_ipc::Transform
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Co-authored-by: Ivan Molodetskikh <yalterz@gmail.com>