feat: Implement rio's new rio.json

.gitignore

@@ -1,2 +1,5 @@
 # Generated using tailwindcss
-static/css/index.css
+static/css/index.css
+
+# Zola build output
+public/

static/rio.json

@@ -0,0 +1,8 @@
+{
+    "CNAME": "blog.polynom.me",
+    "headers": {
+        "Content-Security-Policy": "default-src 'self'; script-src 'self'; script-src-elem 'self'; script-src-attr 'none'; style-src * 'self'; img-src 'self' data:; font-src 'self'; connect-src 'none'; media-src 'self'; object-src 'none'; prefetch-src 'none'; child-src 'none'; frame-src 'none'; worker-src 'none'; frame-ancestors 'none'; form-action 'none'; upgrade-insecure-requests; block-all-mixed-content; disown-opener; sandbox; base-uri https://blog.polynom.me; manifest-src 'none'",
+        "X-Frame-Options": "DENY",
+        "Referrer-Policy": "no-referrer, strict-origin-when-cross-origin"
+    }
+}