v0.25.1 Another post content corner case handling for Discourse validation to pass

gossamer_forums.rb

@@ -1,5 +1,5 @@
 # gossamer threads migration-import code
-# v0.25
+# v0.25.1
 
 require 'mysql2'
 require 'open-uri'
@@ -781,6 +781,16 @@ class GossamerForumsImporter < ImportScripts::Base
     # Ensure the raw post string contents itself is acceptable to Discourse
     sanitized_message = message&.tr("\0", '') || ""
 
+    # Ensure minimum length
+    if sanitized_message.strip.empty? || sanitized_message.length < 3
+      sanitized_message = "Empty post contents."
+    end
+
+    # Ensure sentence structure
+    unless sanitized_message.match?(/[.!?]\s|[.!?]$/)
+      sanitized_message += "."
+    end
+
     # Remove the [signature] as we don't support this in Discourse
 #    sanitized_message.sub!(/\n?\[signature\]\n?\z/, '')
     sanitized_message.gsub(/\n?\[signature\]\n?/, '')