Build sdxpinn-quecmanger ipk

-Removed no longer needed files
-Created ipk for quecmanager

-Thank you @dr-dolomite for your hard work on this!

Co-Authored-By: Russel Yasol <73575327+dr-dolomite@users.noreply.github.com>

ipk-source/sdxpinn-quecmanager/root/www/cgi-bin/advance/advanced_settings.sh

@@ -0,0 +1,66 @@
+#!/bin/sh
+
+# Set content-type for JSON response
+echo "Content-type: application/json"
+echo ""
+
+# Define the lock file
+LOCK_FILE="/tmp/home_data.lock"
+
+# Acquire the lock (wait if needed)
+exec 200>$LOCK_FILE
+flock -x 200
+
+# Temporary files for input/output and AT port
+INPUT_FILE="/tmp/input_$$.txt"
+OUTPUT_FILE="/tmp/output_$$.txt"
+AT_PORT="/dev/smd11"
+
+# Debug file path
+DEBUG_FILE="/tmp/debug-json-result.txt"
+
+# Function to escape JSON strings (handling quotes and newlines)
+escape_json() {
+    # Escape newlines and double quotes
+    echo "$1" | sed ':a;N;$!ba;s/\n/\\n/g; s/"/\\"/g'
+}
+
+# Initialize JSON response array
+JSON_RESPONSE="["
+
+# List of AT commands to run, one by one
+for COMMAND in 'AT+QMAP="MPDN_RULE"' 'AT+QMAP="DHCPV4DNS"' 'AT+QCFG="usbnet"'; do
+    # Write the command to the input file
+    echo "$COMMAND" > "$INPUT_FILE"
+
+    # Run the command using atinout
+    atinout "$INPUT_FILE" "$AT_PORT" "$OUTPUT_FILE"
+
+    # Read the output from the output file
+    OUTPUT=$(cat "$OUTPUT_FILE")
+
+    # Escape special characters for JSON (escape only output)
+    ESCAPED_OUTPUT=$(escape_json "$OUTPUT")
+
+    # Append the response as an object to the JSON response array
+    JSON_RESPONSE="${JSON_RESPONSE}{\"response\":\"$ESCAPED_OUTPUT\"},"
+done
+
+# Remove the trailing comma and close the JSON array
+if [ "${JSON_RESPONSE: -1}" = "," ]; then
+    JSON_RESPONSE="${JSON_RESPONSE%,}]"
+else
+    JSON_RESPONSE="${JSON_RESPONSE}]"
+fi
+
+# Write the JSON response to the debug file for troubleshooting
+echo "$JSON_RESPONSE" > "$DEBUG_FILE"
+
+# Return the output as a valid JSON response
+echo "$JSON_RESPONSE"
+
+# Clean up temporary files
+rm "$INPUT_FILE" "$OUTPUT_FILE"
+
+# Release the lock
+flock -u 200