This adds in-depth documentation of the voice agent service, flutter
app, intent engines, and vosk kaldi.
SPEC-4906
Signed-off-by: Malik Talha <talhamalik727x@gmail.com>
Change-Id: I4ba8a76ff036100b2ec9ee72a224721e4cd919af
Reviewed-on: https://gerrit.automotivelinux.org/gerrit/c/AGL/documentation/+/29280
Reviewed-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>
Tested-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>