update readme

README.md

@@ -6,3 +6,24 @@
 # Generate files from .proto file
 
 ```protoc -I=./ --python_out=./ message.proto```
+
+
+# Make the config.ini file
+
+Following this format create a config.ini file.
+
+
+```ini
+
+[Default]
+AppId=<redacted>
+AccessKey=ttn-account-v2.<redacted>
+
+```
+
+
+# Run the Gateway
+
+After generating the protobuf files and making a config.ini file one can simply run:
+
+```python3 main.py```