Try different server

.dockerignore

@@ -0,0 +1,3 @@
+node_modules
+.git
+.idea

Dockerfile

@@ -10,15 +10,15 @@ ENV CI=true
 # Install app dependencies
 COPY package.json /src/app/
 RUN npm install
+RUN npm install -g serve
 
 # Bundle app source
 COPY . /src/app
 
 # Build and optimize react app
-#Not needed if we run with start instead of serving the build files
-#RUN npm run build
+RUN npm run build
 
-EXPOSE 443
+EXPOSE 3000
 
 # defined in package.json
-CMD [ "npm", "run", "start:prod" ]
+CMD [ "serve", "-s", "build" ]

src/App.tsx

@@ -46,7 +46,7 @@ function Layout() {
 
                         <ul className="nav col-12 col-lg-auto me-lg-auto mb-2 justify-content-center mb-md-0">
                             <li><Link to="/" className="nav-link px-2 text-secondary">Home</Link></li>
-                            <li><a href="#" className="nav-link px-2 text-white">Features</a></li>
+                            <li><Link to="/" className="nav-link px-2 text-white">Features</Link></li>
                         </ul>
 
                         <div className="text-end">