LWM2M resource cache persistence #92282
Description
Summary
Today, the LWM2M client resource caches are in-memory ring buffers. If the device crashes or reboots, the data is gone.
Describe the solution you'd like
To be able to use a flash-based system to persist the caches, for example, Flash Circular Buffer (FCB).
Alternatives
No response
Additional Context
Related to #92282