A simple Wifi enabled thermometer based on ESP8266 - WeMos D1 Mini.
Still in development and has obsolete code. However it is working.
Libs have to be installed in the lib folder or via PlatformIO. The BME280 lib is taken from Arduinos Libs, not from PlatformIO but is provided by the same developer.
Copy the file src/Constants.h.Sample to src/Constants.h and fill in required values.
On EPS8288 use a 4.7k Ohm resistor for pulling up data to VCC.