use fixed release Arduino lib package

Author: Jason2866

platform.py

@@ -16,7 +16,6 @@
 import contextlib
 import json
 import requests
-import socket
 import subprocess
 import sys
 import shutil
@@ -35,7 +34,6 @@
 MKLITTLEFS_VERSION_400 = "4.0.0"
 DEFAULT_DEBUG_SPEED = "5000"
 DEFAULT_APP_OFFSET = "0x10000"
-ARDUINO_ESP32_PACKAGE_URL = "https://raw.githubusercontent.com/espressif/arduino-esp32/master/package/package_esp32_index.template.json"
 
 # MCUs that support ESP-builtin debug
 ESP_BUILTIN_DEBUG_MCUS = frozenset([
@@ -86,14 +84,6 @@
 # Configure logger
 logger = logging.getLogger(__name__)
 
-def is_internet_available():
-    """Check if connected to Internet"""
-    try:
-        with socket.create_connection(("8.8.8.8", 53), timeout=3):
-            return True
-    except OSError:
-        return False
-
 def safe_file_operation(operation_func):
     """Decorator for safe filesystem operations with error handling."""
     def wrapper(*args, **kwargs):
@@ -310,16 +300,6 @@ def _configure_arduino_framework(self, frameworks: List[str]) -> None:
         self.packages["framework-arduinoespressif32"]["optional"] = False
         self.packages["framework-arduinoespressif32-libs"]["optional"] = False
 
-        if is_internet_available():
-            try:
-                response = requests.get(ARDUINO_ESP32_PACKAGE_URL, timeout=30)
-                response.raise_for_status()
-                packjdata = response.json()
-                dyn_lib_url = packjdata['packages'][0]['tools'][0]['systems'][0]['url']
-                self.packages["framework-arduinoespressif32-libs"]["version"] = dyn_lib_url
-            except (requests.RequestException, KeyError, IndexError) as e:
-                logger.error(f"Failed to fetch Arduino framework library URL: {e}")
-
     def _configure_espidf_framework(
         self, frameworks: List[str], variables: Dict, board_config: Dict, mcu: str
     ) -> None: