remove basic auth scheme

proxy/internal/auth/basicauth.go

@@ -1,42 +0,0 @@
-package auth
-
-import (
-	"crypto/subtle"
-	"net/http"
-)
-
-type BasicAuth struct {
-	username, password string
-}
-
-func NewBasicAuth(username string, password string) BasicAuth {
-	return BasicAuth{
-		username: username,
-		password: password,
-	}
-}
-
-func (BasicAuth) Type() Method {
-	return MethodBasicAuth
-}
-
-func (b BasicAuth) Authenticate(r *http.Request) (string, bool, any) {
-	username, password, ok := r.BasicAuth()
-	if !ok {
-		return "", false, nil
-	}
-
-	usernameMatch := subtle.ConstantTimeCompare([]byte(username), []byte(b.username)) == 1
-	passwordMatch := subtle.ConstantTimeCompare([]byte(password), []byte(b.password)) == 1
-
-	// If authenticated, then return the username.
-	if usernameMatch && passwordMatch {
-		return username, false, nil
-	}
-
-	return "", false, nil
-}
-
-func (b BasicAuth) Middleware(next http.Handler) http.Handler {
-	return next
-}