TL;DR

• System: deep sleep (STOP mode), makes flipper battery last 4 times longer (~4 weeks)
• SystemSettings: switching off debug option now disables SWD interface
• BLE: update radio stack to v1.15.0
• RPC: active session icon for USB connection
• Desktop: stealth mode, disables sound and vibro
• Various improvements and fixes

What's Changed

• FuriHal: pwr pulls for some pins, 2nd iteration by @skotopes in https://github.com/flipperdevices/flipperzero-firmware/pull/2579
• [FL-3226] Deep Sleep Idle by @gsurkov in https://github.com/flipperdevices/flipperzero-firmware/pull/2569
• [#2589] Correctly aborts when correct key is found by @bettse in https://github.com/flipperdevices/flipperzero-firmware/pull/2590
• [FL-3264] Various stop mode fixes by @skotopes in https://github.com/flipperdevices/flipperzero-firmware/pull/2584
• [FL-2505] Active RPC session icon by @Astrrra in https://github.com/flipperdevices/flipperzero-firmware/pull/2583
• [FL-3171] Introduce stealth mode and auto-selective lock by @Astrrra in https://github.com/flipperdevices/flipperzero-firmware/pull/2576
• [FL-3089] Raw RFID documentation by @Astrrra in https://github.com/flipperdevices/flipperzero-firmware/pull/2592
• [FL-3243] github: testing SDK with ufbt action by @hedger in https://github.com/flipperdevices/flipperzero-firmware/pull/2581
• [FL-3271] cubewb: updated to v1.16.0 by @hedger in https://github.com/flipperdevices/flipperzero-firmware/pull/2595
• [FL-3280] cubewb: downgraded to v1.15.0 by @hedger in https://github.com/flipperdevices/flipperzero-firmware/pull/2605
• [FL-3286] Don't reboot on crash in debug builds by @hedger in https://github.com/flipperdevices/flipperzero-firmware/pull/2613
• Fix core2 crash in stop mode when clocked too slow by @skotopes in https://github.com/flipperdevices/flipperzero-firmware/pull/2615
• Keep HSI16 working in stop mode by @skotopes in https://github.com/flipperdevices/flipperzero-firmware/pull/2621

Ongoing

• Application catalog
• Furi & FuriHal improvements and release 1.0.0 preparation
• Documentation
• NFC refactoring
• SubGHz refactoring
• Application and Service Loader

Full Changelog: https://github.com/flipperdevices/flipperzero-firmware/compare/0.81.1-rc...0.82.3-rc