[PostGIS] #5890: Functions to detect/fix off-grid topology vertices

[PostGIS]

#5890: Functions to detect/fix off-grid topology vertices
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  Reporter:  strk         |      Owner:  strk
      Type:  enhancement  |     Status:  new
  Priority:  medium       |  Milestone:  PostGIS 3.6.0
 Component:  topology     |    Version:  master
Resolution:               |   Keywords:
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Comment (by strk):

 First draft of a ValidateTopologyPrecision function is here:
 https://git.osgeo.org/gitea/postgis/postgis/pulls/247

 In its current version it returns a MULTIPOINT containing a point for each
 "imprecise" vertex in the topology (possibly limited by a bounding box)
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/5890#comment:1>
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