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/compose/resolve-block-seq.d.ts

@@ -0,0 +1,6 @@
+import { YAMLSeq } from '../nodes/YAMLSeq';
+import type { BlockSequence } from '../parse/cst';
+import type { CollectionTag } from '../schema/types';
+import type { ComposeContext, ComposeNode } from './compose-node';
+import type { ComposeErrorHandler } from './composer';
+export declare function resolveBlockSeq({ composeNode, composeEmptyNode }: ComposeNode, ctx: ComposeContext, bs: BlockSequence, onError: ComposeErrorHandler, tag?: CollectionTag): YAMLSeq.Parsed;