feat(404-page): add paragraph explaining wokwi

Author: krisjdev

i18n/en/code.json

@@ -15,6 +15,10 @@
     "message": "homepage",
     "description": "Label for the link to the homepage"
   },
+  "theme.NotFound.p3": {
+    "message": "Wokwi is an online electronics simulator, which can be used to simulate {Arduino}, {ESP32}, {STM32} & {Pico} projects, with support for many other popular boards and components. Get started for free at {wokwiWebsite}.",
+    "description": "A paragraph describing what Wokwi offers"
+  },
   "theme.AnnouncementBar.closeButtonAriaLabel": {
     "message": "Close",
     "description": "The ARIA label for close button of announcement bar"

src/theme/NotFound/Content/index.js

@@ -43,6 +43,19 @@ export default function NotFoundContent({className}) {
               Let's go back to the homepage.
             </Translate>
           </p>
+          <p>
+            <Translate
+              id="theme.NotFound.p3"
+              description="A paragraph describing what Wokwi offers"
+              values={{
+                Arduino: <Link to="https://wokwi.com/arduino">Arduino</Link>,
+                ESP32: <Link to="https://wokwi.com/esp32">ESP32</Link>,
+                STM32: <Link to="https://wokwi.com/stm32">STM32</Link>,
+                Pico: <Link to="https://wokwi.com/pi-pico">Pico</Link>,
+                wokwiWebsite: <Link to="https://wokwi.com">wokwi.com</Link>
+              }}>
+            </Translate>
+          </p>
 
           <div style={{display: 'flex', justifyContent: 'center'}}>
             <WokwiCat style={{fill: 'currentColor'}}/>