meta: prohibit game cheats in ToS

Signed-off-by: orangc <c@orangc.net>

TERMS_OF_SERVICE.md

@@ -3,7 +3,7 @@ Welcome to **is-a.dev** ("our", "us", "we"), a free subdomain service provided t
 
 For questions or concerns about these Terms, please contact us at admin@is-a.dev.
 
-**Last Updated**: 4th June, 2026
+**Last Updated**: 3rd August, 2026
 
 ## Definitions
 The following definitions apply within these Terms of Service:
@@ -52,8 +52,9 @@ You agree not to use, attempt to use, or permit others to use the is-a.dev servi
 12. Proxy or VPN services
 13. Hosting websites on root subdomains that are behind a login page (with the exception of login pages for management reasons)
 14. Blogs that are not primarily related to software development
-15. Conversational AI websites or apps that are similar in functionality to websites or apps such as Claude, Gemini, ChatGPT, etc.
+15. Conversational AI websites or apps that are similar in functionality to websites or apps such as Claude, Gemini, ChatGPT, etc
 16. Any website that is orientated to courses
+17. Video game cheats, hacks, exploits, or unauthorised modifications, including any websites, communities, software, downloads, documentation, or services primarily intended to facilitate unfair gameplay or circumvent game restrictions.
 
 *Note: This list is not exhaustive and may be updated or expanded at any time at our discretion.*