Add smart greeting interceptor

whatsapp/webhook.py

@@ -127,6 +127,21 @@ async def process_and_reply(from_number: str, query: str, language: str):
         await send_whatsapp_message(from_number, "⚠️ Our WhatsApp service has reached its monthly limit. Please visit govbridge.in for full access.")
         return
 
+    # --- UPGRADED SMART GREETING INTERCEPTOR ---
+    clean_query = query.strip().lower()
+    
+    # A list of common conversational triggers
+    small_talk = [
+        "hi", "hello", "hey", "namaste", "pranam", "help", 
+        "who are you", "who are you?", "what are you", "what are you?"
+    ]
+    
+    if len(clean_query) < 3 or clean_query in small_talk:
+        greeting_msg = "🏛️ *GovBridge India*\n\nNamaste! 🙏 I am GovBridge, your AI assistant for Indian government schemes.\n\nAsk me a question like:\n_\"What are the eligibility criteria for PM Awas Yojana?\"_"
+        await send_whatsapp_message(from_number, greeting_msg)
+        return
+    # -------------------------------------------
+
     print(f"🧠 Querying GovBridge AI: '{query}'")
     
     try: