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/schema/yaml-1.1/pairs.d.ts

@@ -0,0 +1,10 @@
+import type { CreateNodeContext } from '../../doc/createNode';
+import type { ParsedNode } from '../../nodes/Node';
+import { Pair } from '../../nodes/Pair';
+import type { YAMLMap } from '../../nodes/YAMLMap';
+import { YAMLSeq } from '../../nodes/YAMLSeq';
+import type { Schema } from '../../schema/Schema';
+import type { CollectionTag } from '../types';
+export declare function resolvePairs(seq: YAMLSeq.Parsed<ParsedNode | Pair<ParsedNode, ParsedNode | null>> | YAMLMap.Parsed, onError: (message: string) => void): YAMLSeq.Parsed<Pair<ParsedNode, ParsedNode | null>>;
+export declare function createPairs(schema: Schema, iterable: unknown, ctx: CreateNodeContext): YAMLSeq<unknown>;
+export declare const pairs: CollectionTag;