but still allow colons

Author: nocturnalnematode

.github/actions/pushLoggedMetrics/action.yml

@@ -35,9 +35,8 @@ runs:
                 else null
                 end
             ) as $value |
-            select($value != null) |
-            # only allow alpha and _ in metrics name
-            (.metric | gsub("[^a-z]"; "_")) as $metric |
+            # only allow alpha, _, and : in metrics name
+            (.metric | gsub("[^a-z_]"; ":")) as $metric |
             # transform tags into prometheus
             (.tags // {} | to_entries | map(.key + "=\"" + .value + "\"") | join(",")) as $tags |
             # put it all together. one line with description, one line with metric.