Make posts behave more like links (#1316)
* use cursor for post cards
* ignore type error
* handle meta keys on non native links
(cherry picked from commit daccafea0b7ab21af6572767e496d20f32ead353)
* remove cursor on non-post notifications, not quite right
* Simplify link handling
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Co-authored-by: Paul Frazee <pfrazee@gmail.com>
authored by