Fix typo in error message during transcription

Fix typo in server startup message

Add startup messages for processor and server

Update type checking

Add task timing and speed calculation to task processing

add m4a support

update README

update Readme.md

update README to note FFMPEG requirement

Replace usage of audio extractor with a faster ffmpeg implementation

Fix requirements.txt

Small update

update gitignore

Move code into ./src folder

Merge branch 'main' of https://github.com/FerrandMijnheer/VideoTranscriberServer