chore: adds missing env variable for cypress tests

Signed-off-by: Anthony D. Mays <[email protected]>

Author: anthonydmays

lib/javascript/fullstack_demo/cypress.config.ts

@@ -9,6 +9,7 @@ export default defineConfig({
     },
     env: {
       visualRegressionType: 'regression',
+      NEXT_PUBLIC_API_URL: 'http://localhost',
     },
     screenshotsFolder: './cypress/snapshots/actual',
     setupNodeEvents(on, config) {