add jq filter

Signed-off-by: Stefan Seide <[email protected]>

Author: sseide

docker/replace-var-filter.jq

@@ -0,0 +1,7 @@
+def check_value:
+.|with_entries(.value = if (.value|type) == "array" then .=(.value|map(.|check_value))
+  elif (.value|type) == "object" then .=(.value|check_value)
+  elif .value == $var_name then .=$new_value
+  else .=.value end);
+
+.|check_value