Note: Most of these modifications will be consolidated into a single file in the future.
1. Update the css file in `apps/block_scout_web/assets/css/theme/_variables.scss`. There are several presets available in this folder. You can customize the `_neutral_variables.scss` file to create a custom theme and then add it to `_variables.scss`.
2. Update the logo file in `apps/block_scout_web/config/config.exs`
3. Update the `check_origin` configuration in `apps/block_scout_web/config/prod.exs`. This allows realtime events to occur on your endpoint.
4. Update the node configuration. You will need a full tracing node with WebSockets enabled. Make the changes in the following files (dev/prod):