Updated km-compactify_rectify whilst dealing with conflicts.

Merge branch 'main' of https://github.com/cmu-delphi/epiprocess into km-compactify_rectify

# Conflicts:
#	R/archive.R
#	tests/testthat/test-methods-epi_archive.R

Author: kenmawer

R/archive.R

@@ -407,8 +407,14 @@ epi_archive =
               })
             }
             cat("----------\n")
+            if (length(self$DT$time_value) == 0 || all(is.na(self$DT$time_value))) {
+              min_time = max_time = NA
+            } else {
+              min_time = Min(self$DT$time_value)
+              max_time = Max(self$DT$time_value)
+            }
             cat(sprintf("* %-14s = %s\n", "min time value",
-                        min(self$DT$time_value)))
+                          min_time))
             cat(sprintf("* %-14s = %s\n", "max time value",
                         max(self$DT$time_value)))
             cat(sprintf("* %-14s = %s\n", "first version with update",