fix(tanzanite): sliding-sync proxy

hosts/tanzanite/default.nix

@@ -37,6 +37,7 @@ in {
         forceSSL = true;
         root = "/opt/www/stitchy.moe/public";
         extraConfig = ''
+          add_header 'Access-Control-Allow-Origin' '*' always;
           error_page 404 /404.html;
           location = /404.html {
             internal;
@@ -57,6 +58,13 @@ in {
           proxyPass = "http://127.0.0.1:9008";
         };
       };
+      "syncv3.stitchy.moe" = {
+        enableACME = true;
+        forceSSL = true;
+        locations."/" = {
+          proxyPass = "http://127.0.0.1:8008";
+        };
+      };
     };
   };