Generic Commit; Most likely a fix or small feature

src/index.ts

@@ -10,6 +10,7 @@ import {
   validatorCompiler,
   type ZodTypeProvider,
 } from "fastify-type-provider-zod";
+import { SwaggerTheme, SwaggerThemeNameEnum } from "swagger-themes";
 import { z } from "zod";
 import { Config } from "./config.js";
 import { HomeAssistantClient } from "./homeassistant/client.js";
@@ -39,6 +40,9 @@ await fastify.register(fastifySwagger, {
   transform: jsonSchemaTransform,
 });
 
+const theme = new SwaggerTheme();
+const content = theme.getBuffer(SwaggerThemeNameEnum.ONE_DARK);
+
 await fastify.register(fastifySwaggerUi, {
   routePrefix: "/docs",
   indexPrefix: "/api",
@@ -46,6 +50,9 @@ await fastify.register(fastifySwaggerUi, {
     docExpansion: "list",
     deepLinking: false,
   },
+  theme: {
+    css: [{ filename: "theme.css", content: content }],
+  },
 });
 
 await fastify.register(fastifyAxios, {