This endpoint is only available via a WebSocket

Hi, I am following the doc for creating my first project with ihp, after the command ./start, I get this trace : direnv: loading ~/Documenti/sketchbook/blog/.envrc direnv: export ~PATH [("ihpVersion","1.0.1"),("os","linux"),("arch","x86_64"),("projectId","fff63c1fdd97cf6fd77e5660f750d0a84b1f8f7dde25a7c86f5dd77b95e61eae09d02934fb0d01a776b959bccde30f45222523fd5258a308f47a1fe9eb3c0178")] Gtk-Message: 17:01:43.469: Not loading module "atk-bridge": The functionality is provided by GTK natively. Please try to not load it. Web/Controller: getDirectoryContents:openDirStream: does not exist (No such file or directory) GHCi, version 9.2.4: https://www.haskell.org/ghc/ :? for help package flags have changed, resetting and loading new packages... package flags have changed, resetting and loading new packages... [1 of 2] Compiling Config ( Config/Config.hs, interpreted ) IHP Telemetry is activated. This can be disabled by setting env variable IHP_TELEMETRY_DISABLED=1 [2 of 2] Compiling Main ( Main.hs, interpreted ) Ok, two modules loaded. Loaded GHCi configuration from .ghci IHP> package flags have changed, resetting and loading new packages... package flags have changed, resetting and loading new packages... [1 of 2] Compiling Config ( Config/Config.hs, interpreted ) [2 of 2] Compiling Main ( Main.hs, i.nterpreted ) Ok, two modules loaded. IHP> Server startedThis endpoint is only available via a WebSocket it looks ok to me, but the browser at localhost:8000 give me this: This endpoint is only available via a WebSocket while the server prompt is: GET / Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8 Status: 400 Bad Request 0.000049211s I am working on Ubuntu 22.04.2 LTS thanks in advance