fix: update SITEURL to GitHub Pages URL

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: keobox

publishconf.py

@@ -4,5 +4,5 @@
 sys.path.append(os.curdir)
 from pelicanconf import *  # noqa: E402, F401, F403
 
-SITEURL = "https://www.intervistapythonista.com"
+SITEURL = "https://pythonmilano.github.io/interuista"
 RELATIVE_URLS = False