Added a new endpoint that allows users to retrieve a list of restaurants located within a specified geographical area defined by two points (latitude and longitude).
Because of no user point, distanceFrom is now calculated via Centroid Coordinates (center of rectangle)
Changed Location type from Geometry to Geography with SRID = 4326 (Lat/Lon) system standard (recreate-database required)
Added simple verification for Polygon creation with given coordinates
Added a new endpoint that allows users to retrieve a list of restaurants located within a specified geographical area defined by two points (latitude and longitude).
Example coords: lat1 - 52.59625635 lon1 - 20.81364863552046 lat2 - 52.19625635 lon2 - 20.91364863552046