Remove some unused config

Caddyfile

@@ -5,18 +5,8 @@
     import email
 }
 
-#{
-#    servers :443 {
-#        protocol {
-#            experimental_http3
-#        }
-#    }
-#}
-
 (basicerrors) {
     handle_errors {
-        #respond "{http.error.status_code} {http.error.status_text}"
-
         templates
         rewrite * /index.html
         root * /etc/caddy/errors
@@ -28,16 +18,4 @@
     header Strict-Transport-Security max-age=31536000
 }
 
-(matrix-well-known) {
-    handle_path /.well-known/matrix/* {
-        header Access-Control-Allow-Origin "*"
-        header Access-Control-Allow-Methods "GET, POST, PUT, DELETE, OPTIONS"
-        header Access-Control-Allow-Headers "Origin, X-Requested-With, Content-Type, Accept, Authorization"
-
-        rewrite * {path}.json
-        root * /etc/caddy/matrix_well_known
-        file_server
-    }
-}
-
 import conf.d/*