// Found newly requested service account, to be an existing account -
	// reject such operation (updates to the service account are handled in
	// a different API).
	if su, found := cache.iamUsersMap[accessKey]; found {
		scred := su.Credentials
		if scred.ParentUser != parentUser {
			return updatedAt, fmt.Errorf("%w: the service account access key is taken by another user", errIAMServiceAccountNotAllowed)
		}

* ✏ Fix broken link in `alternatives.md`. PR [#5455](https://github.com/tiangolo/fastapi/pull/5455) by [@su-shubham](https://github.com/su-shubham).
* ✏ Fix typo in docs about contributing, for compatibility with `pip` in Zsh. PR [#5523](https://github.com/tiangolo/fastapi/pull/5523) by [@zhangbo2012](https://github.com/zhangbo2012).

Hadi Hashemi, Scott Tseng, Sergii Khomenko, Shahid, Shengpeng Liu, Shreyash
Sharma, Shrinidhi Kl, Simone Cirillo, simsicon, Stanislav Levental,
starsblinking, Stephen Lumenta, Steven Hickson, Su Tang, Taehoon Lee, Takuya
Wakisaka, Ted Chang, Ted Ying, Tijmen Verhulsdonck, Timofey Kondrashov, vade,
vaibhav, Valentin Khrulkov, vchigrin, Victor Costan, Viraj Navkal, Vivek Rane,