tree 7fa257d9536ff3562a45a5767f80b5656cdfee55
parent c46ebb493f0e0cc1ccc5525d5484465bba69551f
author Andrei Kartashev <a.kartashev@yadro.com> 1641320662 +0300
committer Andrei Kartashev <a.kartashev@yadro.com> 1641884938 +0300
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introduce PersistentState manager

This commit brings new mechanism to store application state over system
reboot. State is saved to json file and restored on application startup
by easy to use class.

Currently only PowerState is managed by this class but more states can
be added in future.

Tested: verify that power state saved to file and restored on startup
Change-Id: I91fb46f262827dda89f438eefea38d59e02ba25c
Signed-off-by: Andrei Kartashev <a.kartashev@yadro.com>