Added static file middleware

src/middleware/static-files.ts

@@ -0,0 +1,22 @@
+import express, { Request, Response } from 'express';
+import path from 'path';
+
+function isDirectory(url : string) : boolean {
+    return /\/$/.test(url);
+}
+
+export function indexHandle(request : Request, response : Response, next : Function) {
+    if (isDirectory(request.url)) {
+        request.url = path.join(request.url, 'index.html');
+    }
+    return next();
+}
+
+
+export function staticFileHandle(serveDir : string) {
+    return express.static(serveDir, {
+        dotfiles: 'ignore',
+        index: false,
+        redirect: true
+    });
+}