403 for map.js

Hi
I known is not very important but i still get this on my browser console

[Error] Failed to load resource: the server responded with a status of 403 () (index-295a75f3.js.map, line 0)
[Error] Failed to load resource: the server responded with a status of 403 () (_commonjsHelpers-364bf34e.js.map, line 0)
[Error] Failed to load resource: the server responded with a status of 403 () (errors-1d4fed2b.js.map, line 0)
[Error] Failed to load resource: the server responded with a status of 403 () (login_modal-fba2bbdd.js.map, line 0)
[Error] Failed to load resource: the server responded with a status of 403 () (wrapper-83869703.js.map, line 0) … etc etc

and this

[Error] Unrecognized Content-Security-Policy directive ‘prefetch-src’.

[Error] Unrecognized Content-Security-Policy directive ‘worker-src’.

[Error] Blocked a frame with origin “https://jipexu.static.observableusercontent.com” from accessing a frame with origin “https://observablehq.com”. Protocols, domains, and ports must match.
filter
(fonction anonyme) (worker.53b13a2d442290f9e7e1ac7f0093abca58311777aa456953d3d3ad3c209a9e4a.js:2:71410)
Code général (worker.53b13a2d442290f9e7e1ac7f0093abca58311777aa456953d3d3ad3c209a9e4a.js:2:77695)

Thanks