fix: Update nginx config to use dynamic DNS resolution

- Replace upstream blocks with resolver directive
- Use variables for backend addresses to avoid startup errors
- Simplify configuration with single server block
- Add health check endpoint

server/api/node_modules/@babel/plugin-syntax-numeric-separator/README.md

@@ -0,0 +1,19 @@
+# @babel/plugin-syntax-numeric-separator
+
+> Allow parsing of Decimal, Binary, Hex and Octal literals that contain a Numeric Literal Separator
+
+See our website [@babel/plugin-syntax-numeric-separator](https://babeljs.io/docs/en/next/babel-plugin-syntax-numeric-separator.html) for more information.
+
+## Install
+
+Using npm:
+
+```sh
+npm install --save-dev @babel/plugin-syntax-numeric-separator
+```
+
+or using yarn:
+
+```sh
+yarn add @babel/plugin-syntax-numeric-separator --dev
+```