Gate self-serve registration behind ENABLE_ACCOUNT_REGISTRATION (default false).

Supports chat_web_app#31: public settings + /user/create/ create company/user and return JWTs for Stripe Checkout. Document flag in env/secret templates.

.env.example

@@ -25,6 +25,9 @@ EMAIL_USE_TLS=true
 # Captcha (optional local)
 CAPTCHA_SECRET_KEY=
 
+# Self-serve sign-up (default false — set true to allow /user/create/)
+ENABLE_ACCOUNT_REGISTRATION=false
+
 # Stripe / finance (optional local — required for checkout + webhooks)
 STRIPE_SECRET_KEY=
 STRIPE_PUBLISHABLE_KEY=