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/yaml/dist/log.js

@@ -0,0 +1,19 @@
+'use strict';
+
+var node_process = require('process');
+
+function debug(logLevel, ...messages) {
+    if (logLevel === 'debug')
+        console.log(...messages);
+}
+function warn(logLevel, warning) {
+    if (logLevel === 'debug' || logLevel === 'warn') {
+        if (typeof node_process.emitWarning === 'function')
+            node_process.emitWarning(warning);
+        else
+            console.warn(warning);
+    }
+}
+
+exports.debug = debug;
+exports.warn = warn;