v4.7.1

New feature

• Introduce a new concurrency mode (#4330) (@doubaokun)

Enhancement

• Supported query /etc/hosts for System::dnsLookup (#4341) (#4349) (@zmyWL) (@NathanFreeman)
• Supported boost context support for mips64 (#4358) (@dixyes)
• Supported CURLOPT_RESOLVE option for SWOOLE_HOOK_CURL (swoole/library#107) (@sy-records)
• Supported CURLOPT_NOPROGRESS for SWOOLE_HOOK_CURL (swoole/library#117) (@sy-records)
• Supported boost context support for riscv64 (#4375) (@dixyes)

Fixed

• Fixed memory error on shutdown (PHP-8.1) (#4325) (@twose)
• Fixed not serializable classes for 8.1.0beta1 (#4335) (@remicollet)
• Fixed multiple coroutines recursively creating directories (#4337) (@NathanFreeman)
• Fixed native curl bugs (#4360) (@matyhtf)
• Fixed PDOStatement::bindParam() expects parameter 1 to be string (swoole/library#116) (@sy-records)