There should be a solution to enable the author or repository maintainers to re title an issue or a PR. There also should be a standard to allow either an editable summary to be added or allow the content of the issue / PR cover letter to be edited. This could also enable the popular concept of a 'tracking issue'.
Perhaps a cover letter kind that includes the issue / PR id in the identifier tag could acts like a wiki article. git clients can elect to restrict versions displayed as they wish but just that of the author and maintainers would be sensible.
A other option would be to make either a breaking change or add an additional type of issue and root PR event.
I guess we need to not make it too complicated.
I'd be really interested I your thoughts and the thoughts of
nostr:nprofile1qqsdph4ln7cjmmup7s7hc62znwmcfqf2c8jd94f6yqkmd2k8af95vmqpz4mhxue69uhkummnw3ezummcw3ezuer9wchszythwden5te0dehhxarj9ekxzmny9uq3zamnwvaz7tmwdaehgu3wwa5kuef0e3c7n0 nostr:nprofile1qqsd6ejdteqpvse63ntf7qz6u9yqspp4z7ymt8094urzwm0x2ceaxxgprdmhxue69uhhg6r9vehhyetnwshxummnw3erztnrdakj7qguwaehxw309a6xsetrd96xzer9dshxummnw3erztnrdakj7qgnwaehxw309ac82unsd3jhqct89ejhxtccyjmzy nostr:nprofile1qqs8qy3p9qnnhhq847d7wujl5hztcr7pg6rxhmpc63pkphztcmxp3wgpzemhxue69uhkwun9v4h8xmm4dsh8xurpvdjj7qgswaehxw309ahx7um5wghx6mmd9uq35amnwvaz7tmwdaehgu3ww35x2umpd4jkxct59e5k7tckquc5r nostr:nprofile1qqswqlnvzdg7qlyr0v07kmpkystnc6elz0jq6a0cun4ad8llquuur3cpzemhxue69uhhyetvv9ujuurjd9kkzmpwdejhgqgjwaehxw309ac82unsd3jhqct89ejhxqgnwaehxw309aex2mrp09skymr99ehhyechnasg9 nostr:nprofile1qqsrhuxx8l9ex335q7he0f09aej04zpazpl0ne2cgukyawd24mayt8gprfmhxue69uhhq7tjv9kkjepwve5kzar2v9nzucm0d5hszxmhwden5te0wfjkccte9emk2um5v4exucn5vvhxxmmd9us2xuyp and anyone else who wants to chime in.