我正在尝试安装 Discourse，但遇到了这个错误：
2023-08-01 12:27:18.881 UTC [42] LOG: 数据库系统已关闭
失败
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Pups::ExecError: cd /var/www/discourse && sudo -H -E -u discourse bash -c '\n set -o errexit\n if [ $(git rev-parse --is-shallow-repository) == "true" ]; then\n git remote set-branches --add origin main\n git remote set-branches origin tests-passed\n git fetch --depth 1 origin tests-passed\n else\n git fetch --tags --prune-tags --prune --force origin\n fi\n' 失败，返回 #<Process::Status: pid 147 exit 128>
失败位置：/usr/local/lib/ruby/gems/3.2.0/gems/pups-1.1.1/lib/pups/exec_command.rb:117:in `spawn'
exec 失败，参数为 {"cd"=>"$home", "hook"=>"code", "cmd"=>["sudo -H -E -u discourse git reset --hard", "sudo -H -E -u discourse git clean -f", "sudo -H -E -u discourse bash -c '\n set -o errexit\n if [ $(git rev-parse --is-shallow-repository) == \"true\" ]; then\n git remote set-branches --add origin main\n git remote set-branches origin $version\n git fetch --depth 1 origin $version\n else\n git fetch --tags --prune-tags --prune --force origin\n fi\n'", "sudo -H -E -u discourse bash -c '\n set -o errexit\n if [[ $(git symbolic-ref --short HEAD) == $version ]] ; then\n git pull\n else\n git -c advice.detachedHead=false checkout $version\n fi\n'", "sudo -H -E -u discourse git config user.discourse-version $version", "mkdir -p tmp", "chown discourse:www-data tmp", "mkdir -p tmp/pids", "mkdir -p tmp/sockets", "touch tmp/.gitkeep", "mkdir -p /shared/log/rails", "bash -c \"touch -a /shared/log/rails/{production,production_errors,unicorn.stdout,unicorn.stderr,sidekiq}.log\"", "bash -c \"ln -s /shared/log/rails/{production,production_errors,unicorn.stdout,unicorn.stderr,sidekiq}.log $home/log\"", "bash -c \"mkdir -p /shared/{uploads,backups}\"", "bash -c \"ln -s /shared/{uploads,backups} $home/public\"", "bash -c \"mkdir -p /shared/tmp/{backups,restores}\"", "bash -c \"ln -s /shared/tmp/{backups,restores} $home/tmp\"", "chown -R discourse:www-data /shared/log/rails /shared/uploads /shared/backups /shared/tmp\"", "[ ! -d public/plugins ] || find public/plugins/ -maxdepth 1 -xtype l -delete"]}.
引导失败，退出代码 128
** 引导失败 ** 请向上滚动查找更早的错误消息，可能不止一个。
./discourse-doctor 可能会帮助诊断问题。
2b0150a1aac20c041b7de6173429a0a0b0133f8a63b5172a0e63f4d2ca5f22b0
==================== 结束重建日志 ====================
重建应用程序失败。