feat: 인코딩된 id를 받아 shortcut 주소를 생성하는 기능 추가

Author: Curry4182

src/main/java/kr/co/programmers/shortcut/application/ShortCutGenerator.java

@@ -0,0 +1,19 @@
+package kr.co.programmers.shortcut.application;
+
+import org.springframework.stereotype.Component;
+
+import jakarta.servlet.http.HttpServletRequest;
+import lombok.RequiredArgsConstructor;
+
+@Component
+@RequiredArgsConstructor
+public class ShortCutGenerator {
+
+	private final HttpServletRequest request;
+
+	public String generateShortCutURL(String encodeId) {
+		StringBuffer shortCutURL = request.getRequestURL();
+		shortCutURL.append("/" + encodeId);
+		return shortCutURL.toString();
+	}
+}