Standalone Raspberry Pi Security Camera with AI "person detection"

I've released my "final" version of the Python code on GitHub:
https://github.com/wb666greene/AI_enhanced_video_security/blob/master/README.md

While this thread has been most useful to me, its become unwieldly so let's move any further discussions to this new thread here:
https://discourse.nodered.org/t/final-version-of-security-cameras-with-ai-person-detection/9510/2