### Description Via the interface the `labels` is using the label ID (number) whereas in the API it use the label content (string). Consequently the API documention on listIssues using labels should clarify that it is the actual label content that is expected, not the ID. ### Gitea Version 1.17.2 ### Can you reproduce the bug on the Gitea demo site? No ### Log Gist _No response_ ### Screenshots _No response_ ### Git Version _No response_ ### Operating System _No response_ ### How are you running Gitea? Self-hosted within container ### Database SQLite