get rid of read to str

src/utils.cpp

@@ -59,15 +59,7 @@ ssize_t readFile(std::string path, char* buffer, size_t maxlen) {
     return readFile(path.c_str(), buffer, maxlen);
 }
 
-std::string readFileToStr(std::string path, size_t trim) {
-    char* buf = new char[trim + 2];
-    ssize_t len = readFile(path, buf, trim + 2);
-    std::string out(buf);
-    delete[] buf;
-    if (!len) return "0";
-    return out.substr(0, len - 1);
-}
-
+/* finds first dir in path and returns it*/
 std::string getFirstDir(std::string_view path) {
     for (const auto& entry : std::filesystem::directory_iterator(path))
         return entry.path();