move to src

server/src/app.js

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+import express from "express";
+import path from "path";
+import { responseHandler } from "./middleware/responseHandler.js";
+import cors from "cors";
+import helmet from "helmet";
+import compression from "compression";
+import languageMiddleware from "./middleware/languageMiddleware.js";
+import swaggerUi from "swagger-ui-express";
+import { handleErrors } from "./middleware/handleErrors.js";
+import { setupRoutes } from "./config/routes.js";
+export const createApp = ({ services, controllers, appSettings, frontendPath, openApiSpec }) => {
+	const allowedOrigin = appSettings.clientHost;
+
+	const app = express();
+
+	// Static files
+	app.use(express.static(frontendPath));
+
+	// Response handler
+	app.use(responseHandler);
+
+	app.use(
+		cors({
+			origin: allowedOrigin,
+			methods: "GET,HEAD,PUT,PATCH,POST,DELETE,OPTIONS",
+			allowedHeaders: "*",
+			credentials: true,
+		})
+	);
+	app.use(express.json());
+	app.use(
+		helmet({
+			hsts: false,
+			contentSecurityPolicy: {
+				useDefaults: true,
+				directives: {
+					upgradeInsecureRequests: null,
+				},
+			},
+		})
+	);
+	app.use(
+		compression({
+			level: 6,
+			threshold: 1024,
+			filter: (req, res) => {
+				if (req.headers["x-no-compression"]) {
+					return false;
+				}
+				return compression.filter(req, res);
+			},
+		})
+	);
+	app.use(languageMiddleware(services.stringService, services.translationService, services.settingsService));
+	// Swagger UI
+	app.use("/api-docs", swaggerUi.serve, swaggerUi.setup(openApiSpec));
+
+	app.use("/api/v1/health", (req, res) => {
+		res.json({
+			status: "OK",
+		});
+	});
+
+	// Main app routes
+	setupRoutes(app, controllers);
+
+	// FE routes
+	app.get("*", (req, res) => {
+		res.sendFile(path.join(frontendPath, "index.html"));
+	});
+	app.use(handleErrors);
+	return app;
+};