[FEATURE] Support UI5 Tooling specVersion 2.0 / Add all ui5 serve mid…

…dlewares

- Upgrades UI5 Tooling dependencies to v2.0
- Adds all ui5 serve middlewares (including custom middlewares)

lib/framework.js

@@ -1,5 +1,4 @@
 const normalizer = require("@ui5/project").normalizer;
-const middlewareRepository = require("@ui5/server").middlewareRepository;
 const ui5Fs = require("@ui5/fs");
 const resourceFactory = ui5Fs.resourceFactory;
 const ReaderCollectionPrioritized = ui5Fs.ReaderCollectionPrioritized;
@@ -424,9 +423,20 @@ class Framework {
 			all
 		};
 
+		// eslint-disable-next-line new-cap
+		const router = require("express").Router();
+
+		// TODO: rework ui5-server API and make public
+		const MiddlewareManager = require("@ui5/server/lib/middleware/MiddlewareManager");
+		const middlewareManager = new MiddlewareManager({
+			tree,
+			resources
+		});
+
+		await middlewareManager.applyMiddleware(router);
+
 		return {
-			serveResources: middlewareRepository.getMiddleware("serveResources")({resources}),
-			serveThemes: middlewareRepository.getMiddleware("serveThemes")({resources})
+			serveResources: router
 		};
 	}
 
@@ -456,7 +466,7 @@ class Framework {
 		} else if (config.ui5.useMiddleware !== false) {
 			config.beforeMiddleware.push("ui5--pauseRequests");
 			config.middleware.push("ui5--serveResources");
-			config.middleware.push("ui5--serveThemes");
+			// config.middleware.push("ui5--serveThemes");
 			server = await this.setupUI5Server(config.basePath);
 		}