Add 404 middleware

src/middleware/404.ts

@@ -0,0 +1,11 @@
+import { Request, Response } from 'express';
+import staticFile from 'connect-static-file'
+import path from 'path';
+
+export default function handle404(serveDir : string) {
+    const handle404Middleware = staticFile(path.join(serveDir, '.404.html'));
+    return function (request : Request, response : Response, next : Function) {
+        response.statusCode = 404;
+        return handle404Middleware(request, response, next);
+    }
+}

src/types/fakes.d.ts

@@ -1,3 +1,4 @@
 /* Mock types that dont exist */
 
 declare module 'express-ip-access-control';
+declare module 'connect-static-file';