add security.txt

src/routes/[...wellKnown=wellKnown]/security.txt/+server.ts

@@ -0,0 +1,29 @@
+export const GET = () => {
+	const date = new Date();
+	date.setMonth(date.getMonth() + 6);
+	date.setDate(1);
+	date.setHours(0);
+	date.setMinutes(0);
+	date.setSeconds(0);
+	date.setMilliseconds(0);
+
+	return new Response(
+		`# If you would like to report a security issue
+# you may report it to:
+Contact: mailto:evert@lunasqu.ee
+
+# GnuPG public key
+Encryption: https://lunasqu.ee/public/keys/pgp/Evert%20Prants.pub
+
+# English and Estonian
+Preferred-Languages: en, et
+
+Expires: ${date.toISOString()}
+`,
+		{
+			headers: {
+				'content-type': 'text/plain'
+			}
+		}
+	);
+};