Increase suggestion time range to 4 months

			my $uid = $opt{uid} //= $self->current_user->{id};

			my $threshold = $opt{threshold}

			  // DateTime->now( time_zone => 'Europe/Berlin' )

			  ->subtract( weeks => 6 );

			  ->subtract( months => 4 );

			my $db = $opt{db} //= $self->pg->db;

			my $min_count = $opt{min_count} // 3;