feat: support custom labels for stat modifiers

Allows passing an optional label to `parseStatModifiers` to override
the default ID-based label. This enables more descriptive names in
the UI and improves how modifier labels are derived in the journal
view.

src/components/journal/completions.ts

@@ -156,7 +156,7 @@ async function scanClientSide(): Promise<JournalCompletions> {
 
       if (attrs.role === "stat-modifiers") {
         const id = attrs.id || `_mod_${filePath}_${stats.length}`;
-        const result = parseStatModifiers(body, filePath, id);
+        const result = parseStatModifiers(body, filePath, id, "player", attrs.extra["label"]);
         stats.push(result.statDef);
         stats.push(...result.modifierDefs);
         statTemplates.push(result.template);