I have some (not to much) experience with #LoRa and #LoRaWAN. And I love your idea.
The parts you listed may need more power than the solar panel can provide(?)
Maybe something like
https://randomnerdtutorials.com/esp32-lora-sensor-web-server/
from #RandomNerdTutorials is a good point to start.
When I have time 🤔 I would love to combine these with something like #Meshtastic
https://meshtastic.org/