Set actual Brevo form URL in lib/newsletter.ts

Co-authored-by: bobbyiliev <21223421+bobbyiliev@users.noreply.github.com>

Author: Copilot

lib/newsletter.ts

@@ -1,6 +1,3 @@
-/**
- * Brevo subscription form URL.
- * This is a public URL — it is safe to commit and requires no environment variable.
- * To find yours: Brevo dashboard → Email → Subscription Forms → your form → Share.
- */
-export const BREVO_FORM_URL = 'https://sibforms.com/serve/YOUR_FORM_ID_HERE';
+/** Brevo subscription form URL. Public — safe to commit, no env var needed. */
+export const BREVO_FORM_URL =
+  'https://66ce6dcc.sibforms.com/serve/MUIFABg_VUzhY-5kln8REbgjz0epYq6FtPckqwqsIG_s4FKBiVUqR9Q5SakKep9c2cHa2NEC1J02ps4tMUbaxssoB7MvwSggRvWktJJ7-LM9oWVRG3h0KhFHXsNOgoCSEo9OTB_CIp8JyRlALoSmEQOGpRoVYIYEq2LD0ikQ6T56zXVF8ZNc3tFBykMZGOxtLEfD7tap75LwptWPxg==';