Fixed bug with custom css not persisting

utils/findCss.js

@@ -0,0 +1,22 @@
+const fs = require('fs');
+const { join } = require('path');
+const Logger = require('./Logger');
+const logger = new Logger();
+
+// Check if flame.css exists in mounted docker volume. Create new file if not
+const findCss = () => {
+  const srcPath = join(__dirname, '../data/flame.css');
+  const destPath = join(__dirname, '../public/flame.css');
+
+  if (fs.existsSync(srcPath)) {
+    fs.copyFileSync(srcPath, destPath);
+    logger.log('Custom CSS file found');
+    return;
+  }
+
+  logger.log('Creating empty CSS file');
+  fs.writeFileSync(destPath, '');
+
+}
+
+module.exports = findCss;