add tag

d2js/js.go

@@ -83,7 +83,7 @@ func jsGetParentID(this js.Value, args []js.Value) interface{} {
 			return "root"
 		}
 		mk.Key.Path = mk.Key.Path[:len(mk.Key.Path)-1]
-		return strings.Join(mk.Key.IDA(), ".")
+		return strings.Join(mk.Key.StringIDA(), ".")
 	}
 
 	return ""

lib/textmeasure/markdown_js.go

@@ -11,3 +11,7 @@ func MeasureMarkdown(mdText string, ruler *Ruler, fontFamily *d2fonts.FontFamily
 func RenderMarkdown(m string) (string, error) {
 	return "", nil
 }
+
+func ReplaceSubstitutionsMarkdown(mdText string, variables map[string]string) string {
+	return mdText
+}

lib/textmeasure/substitutions.go

@@ -1,3 +1,5 @@
+//go:build !wasm
+
 package textmeasure
 
 import (