minor update: use string view as parameter type and remove unnecessary strlen use in the base64 encode method (#96)

Signed-off-by: wbpcode <[email protected]>

Author: wbpcode

source/utils/base64.h

@@ -30,8 +30,8 @@ class Base64 {
   static std::string encode(const char* input, uint64_t length) {
     return encode(input, length, true);
   }
-  static std::string encode(const std::string& input) {
-    return encode(input.c_str(), strlen(input.c_str()));
+  static std::string encode(std::string_view input) {
+    return encode(input.data(), input.size());
   }
   static std::string decodeWithoutPadding(std::string_view input);
 };