chore: remove create-user tooling

scripts/create-user.sh

@@ -1,28 +0,0 @@
-#!/usr/bin/env bash
-
-set -euo pipefail
-
-script_dir="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
-repo_root="$(cd -- "${script_dir}/.." >/dev/null 2>&1 && pwd)"
-
-email="${1:-}"
-password="${2:-}"
-
-if [[ -z "${email}" ]]; then
-  read -r -p 'Email: ' email
-fi
-
-if [[ -z "${password}" ]]; then
-  read -r -s -p 'Password: ' password
-  printf '\n'
-fi
-
-if [[ -z "${email}" || -z "${password}" ]]; then
-  printf 'Email and password are required.\n' >&2
-  exit 1
-fi
-
-(
-  cd "${repo_root}"
-  printf '%s' "${password}" | go run ./cmd/create-user --email "${email}" --password-stdin
-)