fix(wiki_article): ensure RTL text direction for ku-arab variant

Added explicit setting for text direction to RTL in the HTML body
for Kurdish Arabic variant articles. This change ensures proper
display alignment for right-to-left languages, addressing layout
issues arising from API response inconsistencies.

src/wikimore/app.py

@@ -395,6 +395,9 @@ def wiki_article(
     # script but the direction returned in the API response is still LTR.
     if request.args.get("variant") == "ku-arab":
         rtl = True
+        body["dir"] = "rtl"
+
+    processed_html = str(body)
 
     return render_template(
         "article.html",