improve pdp reconnect

loop/SARA_send_data_v2.py

@@ -522,6 +522,15 @@ def reset_PSD_CSD_connection():
     ser_sara.write(command.encode('utf-8'))
     response_check = read_complete_response(ser_sara, wait_for_lines=["OK"])
     print(response_check, end="")
+    # 2. Parser la réponse
+    if '+CGACT: 1,1' in response:
+        print("✅ Contexte PDP déjà actif")
+        return True
+    elif '+CGACT: 1,0' in response:
+        print("➡️ ⚠️ Contexte PDP inactif")
+    else:
+        print("⚠️ État PDP inconnu, reset nécessaire")
+        return False
     time.sleep(1)
 
     # Activate PDP context 1