build: Flatten project structure

This change updates the project structure to become flattened. 
Previously, the simulator, frontend and API each lived into their own directory. 

With this change, all modules of the project live in the top-level directory of 
the repository.

1 files changed, 30 insertions, 0 deletions

diff --git a/opendc-web/opendc-web-ui/src/index.js b/opendc-web/opendc-web-ui/src/index.js
new file mode 100644
index 00000000..3517147e
--- /dev/null
+++ b/opendc-web/opendc-web-ui/src/index.js
@@ -0,0 +1,30 @@
+import React from 'react'
+import ReactDOM from 'react-dom'
+import * as Sentry from '@sentry/react'
+import { Integrations } from '@sentry/tracing'
+import { Provider } from 'react-redux'
+import { setupSocketConnection } from './api/socket'
+import './index.sass'
+import Routes from './routes'
+import configureStore from './store/configure-store'
+
+setupSocketConnection(() => {
+    const store = configureStore()
+
+    // Initialize Sentry if the user has configured a DSN
+    if (process.env.REACT_APP_SENTRY_DSN) {
+        Sentry.init({
+            environment: process.env.NODE_ENV,
+            dsn: process.env.REACT_APP_SENTRY_DSN,
+            integrations: [new Integrations.BrowserTracing()],
+            tracesSampleRate: 0.1,
+        })
+    }
+
+    ReactDOM.render(
+        <Provider store={store}>
+            <Routes />
+        </Provider>,
+        document.getElementById('root')
+    )
+})