Merge branch 'main' of github.com:gabrik/zenoh-iftdt-demo

updated readme

Update the lambda function to produce several sensors

Added print in alexa-sink

updated alexa-sink and sensor-fusion

Keep state of last values to reduce number of requets to alexa

fix in alexa-sink.py

updated pipeline graph

updated the alexa-sink

Add lambda function for the alexa skill

updated prediction in recog.py, removed useless files

updated readme

updated dataflow

Merge remote-tracking branch 'origin/main'

Add Alexa Sink