* Music player: cli tool and new worker
* Music player cli: flush message
* Music player: fix note calculation
* MusicPlayer: fix # parsing and add magic
* FuriHal: improve speaker volume handling. MusicPlayer: minor sustain improvements
* MusicPlayer: fix buffer overseek
* FuriHal: drop unused variables
* MusicPlayer: LFO 4 magic
* MusicPlayer: add RTTTL parser
* MusicPlayer: refactoring and add file open dialog on start
* MusicPlayer: fix memcpy issue and more
* FuriHal: force disconnect USB on early init and then leave usb line alone for some time.
* FuriHal: switch speaker to old volume. MusicPlayer: fix incorrect note history, and drop lfo from worker.
Co-authored-by: DrZlo13 <who.just.the.doctor@gmail.com>
* FuriHal: new speaker HAL
* FuriHal: drop PWM
* FuriHal: move COMP1 to LL
* FuriHal: move COMP1 to LL backport to F6
* FuriHal: remove missing gpio_rfid_carrier from F6
* FurHal: use LL for system controls in flash HAL
* Drop F6 source tree
* Drop F6 from GitHub workflow
* Tie USE_FULL_ASSERT with APP_UNIT_TESTS
* Speaker: return to old volume calculation
* FreeRTOS: move TCB header to glue
Co-authored-by: DrZlo13 <who.just.the.doctor@gmail.com>