text: #include "../headerFiles/response.h"
  
  int setContentType(response* respPtr, string contentType, int contentLength) {
    string typeKey = {
      .content = "Content-Type",
      .length = 12,
      .needsFree = 0
    };
    string typeValue = {
      .content = contentType.content,
      .length = contentType.length,
      .needsFree = 0
    };
    addHeader(respPtr, typeKey, typeValue);
  
    char str[12];
    int contentLengthSize = citoa(contentLength, str);
  
    string lengthKey = {
      .content = "Content-Length",
      .length = 14,
      .needsFree = 0
    };
    string lengthValue = {
      .content = str,
      .length = contentLengthSize,
      .needsFree = 0
    };
    addHeader(respPtr, lengthKey, lengthValue);
  
    return 0;
  }
  