Fix app init to work with gunicorn

Dockerfile

@@ -9,4 +9,4 @@ RUN pip install -r requirements.txt
 # Bricktracker
 COPY . .
 
-ENTRYPOINT ["entrypoint.sh"]
+ENTRYPOINT ["./entrypoint.sh"]

app.py

@@ -11,20 +11,20 @@ from bricktracker.socket import BrickSocket  # noqa: E402
 
 logger = logging.getLogger(__name__)
 
+# Create the Flask app
+app = Flask(__name__)
 
-if __name__ == '__main__':
+# Setup the app
-    # Create the Flask app
+setup_app(app)
-    app = Flask(__name__)
 
-    # Setup the app
+# Create the socket
-    setup_app(app)
+s = BrickSocket(
-
-    # Create the socket
-    s = BrickSocket(
     app,
     threaded=not app.config['NO_THREADED_SOCKET'].value,
-    )
+)
 
+
+if __name__ == '__main__':
     # Run the application
     logger.info('Starting BrickTracker on {host}:{port}'.format(
         host=app.config['HOST'].value,