I briefly looked at hivemind source code and it seems it doesn't allow to update old post to make it belonging to a community. I suggest to allow moving old posts at least by admins/mods, and maybe members.
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From @vvk
I briefly looked at hivemind source code and it seems it doesn't allow to update old post to make it belonging to a community. I suggest to allow moving old posts at least by admins/mods, and maybe members.