Fix loop bug when publishing data 🐛

README.md

@@ -35,3 +35,13 @@ Or you can add a new entry in the `crontab`, like:
 ```sh
 */20 * * * * /usr/bin/python3 ~/scripts/mijia-temperature/main.py >~/scripts/mijia-temperature/last.log 2>&1
 ```
+
+The published message will have this structure:
+```json
+{
+  "id": "mijia-sensor-1", 
+  "battery": 74, 
+  "temperature": 21.4, 
+  "humidity": 47.3
+}
+```

main.py

@@ -101,7 +101,8 @@ def main():
                 reset_variables()
                 if PING_URL:
                     urllib.request.urlopen(PING_URL).read()
-                break
+                print("Done.")
+                return 0
 
         except (btle.BTLEDisconnectError, IOError):
             print("Disconnected :(")