set custom Arabic extended language option

app.py

@@ -8,6 +8,7 @@ import json_repair
 # Define language options for translation
 LANGUAGES = {
     "Arabic": "ar",
+    "Arabic-Extended": "ar-x-extended",
     "English": "en",
     "Spanish": "es",
     "French": "fr",

utils/llm_prompts.py

@@ -42,6 +42,26 @@ def get_translate_prompt(article_title, artice_summary, content_format, original
         "7. Maintain the same paragraph structure and information hierarchy\n"
     )
     
+    # Add special instructions for Arabic-Extended
+    if target_lang in ["ar-x-extended", "Arabic-Extended"]:
+        translate_prompt += (
+            "\n# Arabic-Extended Alphabet Guidelines\n"
+            "When translating to Arabic-Extended, use the extended Arabic alphabet ONLY for entity names "
+            "(people, places, brands, foreign terms) that contain sounds not in standard Arabic. Use these special characters:\n\n"
+            "- ڤ (V): Use for 'v' sound in foreign names instead of ف\n"
+            "- پ (P): Use for 'p' sound in foreign names instead of ب\n"
+            "- چ (Ch): Use for 'ch' sound in foreign names instead of تش\n"
+            "- گ (G): Use for 'g' sound in foreign names instead of ج/غ/ك\n"
+            "- ژ (Zh): Use for 'zh/j' sound in foreign names instead of ز/ج\n"
+            "- ڠ (ng): Use for 'ng' sound in foreign names instead of نج/نغ\n\n"
+            "Examples:\n"
+            "- 'Vancouver' → 'ڤانكوڤر' (using ڤ for V)\n"
+            "- 'Pakistan' → 'پاكستان' (using پ for P)\n"
+            "- 'Chicago' → 'چيكاغو' (using چ for Ch)\n"
+            "- 'Google' → 'گوگل' (using گ for G)\n\n"
+            "Important: Use these extended characters ONLY for entity names. Use standard Arabic for all other content.\n"
+        )
+    
     # Add user preference prompt if provided
     if preference_prompt and preference_prompt.strip():
         translate_prompt += (