Use actual app URL

Author: john-kurkowski

lostpixel.config.ts

@@ -3,7 +3,7 @@ import { CustomProjectConfig } from 'lost-pixel'
 export const config: CustomProjectConfig = {
   pageShots: {
     pages: [{ path: '/', name: 'landing' }],
-    baseUrl: 'http://172.17.0.1:3000'
+    baseUrl: 'http://172.17.0.1:8000'
   },
   lostPixelProjectId: 'clud602ae10romo0e861bvpv2',
   apiKey: process.env.LOST_PIXEL_API_KEY