Why i should use Protocol

[RagingApple]

Board

esp32 c5 dev module

Device Description

#include <Arduino.h>
#include <string.h>
#include <WiFiMulti.h>
#include <ArduinoJson.h>
#include <HTTPClient.h>
#include <WiFi.h>

const char* ssid = "Consered";
const char* password = "Consered";
const char* deepseek_API = "Mostly Consered Hmm";
String res = "";

void setup() {
Serial.begin(115200);
WiFi.mode(WIFI_STA);
WiFi.disconnect();

while (!Serial);

// Connect to WiFi
WiFi.begin(ssid, password);
Serial.print("Connecting to ");
Serial.println(ssid);
while (WiFi.status() != WL_CONNECTED) {
delay(1000);
Serial.print(".");
}

Serial.println("\nConnected to WiFi");
Serial.print("IP address: ");
Serial.println(WiFi.localIP());
}

void loop() {
Serial.print("Ask your Question : ");
while (!Serial.available());

while (Serial.available()) {
char add = Serial.read();
res += add;
delay(1);
}

int len = res.length();
res = res.substring(0, len - 2);
res = """ + res + """;
Serial.println(res);

HTTPClient https;

if (https.begin("https://openrouter.ai/api/v1")) { // HTTPS
https.addHeader("Content-Type", "application/json");
String token_key = String("Bearer ") + deepseek_API;
https.addHeader("Authorization", token_key);

String payload = String("{\"model\":\"deepseek/deepseek-chat-v3.1:free\",\"messages\":[{\"role\":\"user\",\"content\":") + res + String("}]}");
Serial.print("Sending Payload: ");
Serial.println(payload);

int httpCode = https.POST(payload);

if (httpCode == HTTP_CODE_OK || httpCode == HTTP_CODE_MOVED_PERMANENTLY) {
  Serial.println("Response received. Reading payload...");

  // Read the response dynamically until the entire payload is received
  String response = "";
  WiFiClient* stream = https.getStreamPtr();
  unsigned long lastReadTime = millis();
  const unsigned long timeoutPeriod = 15000;  // 15s timeout

  while (true) {
    while (stream->available()) {
      char c = stream->read();
      response += c;
      lastReadTime = millis();  // reset timeout
    }

    if (millis() - lastReadTime > timeoutPeriod) {
      break; // exit if no new data for timeoutPeriod
    }
  }

  response = response.substring(4);
  Serial.println("Complete Payload:");
  Serial.println(response);

  JsonDocument doc;
  DeserializationError error = deserializeJson(doc, response);

  if (error) {
    Serial.print("deserializeJson() failed: ");
    Serial.println(error.c_str());
    return;
  }

  String Answer = doc["choices"][0]["message"]["content"];
  // Answer = Answer.substring(2);
  Serial.print("Answer = ");
  Serial.println(Answer);

} else {
  Serial.printf("[HTTPS] POST failed, error: %s\n", https.errorToString(httpCode).c_str());
}

https.end();

} else {
Serial.println("[HTTPS] Unable to connect");
}

Serial.println("Wait 10s before next round...");
res = "";
delay(10000);
}
I wrote this code before but my favorite arduino ide saying to me:

Hardware Configuration

Oh

Version

v3.1.2

Type

Question

IDE Name

Oh

Operating System

Window11

Flash frequency

I don't think you have to know

PSRAM enabled

no

Upload speed

921600

Description

wifi:can not get wifi protocol under WiFi band mode WIFI_BAND_MODE_AUTO, please use esp_wifi_get_protocols instead
I should solve it. And why this words is blocking me?

Sketch

?

Debug Message

?

Other Steps to Reproduce

?

I have checked existing issues, online documentation and the Troubleshooting Guide

• I confirm I have checked existing issues, online documentation and Troubleshooting guide.