Init: Add member controll dto

멤버 생성 컨트롤러 DTO를 추가함.
Github issue #3

src/main/java/beforespring/socialfeed/member/controller/MemberController.java

@@ -0,0 +1,2 @@
+package beforespring.socialfeed.member.controller;public class MemberController {
+}

src/main/java/beforespring/socialfeed/member/controller/dto/CreateMemberDto.java

@@ -0,0 +1,48 @@
+package beforespring.socialfeed.member.controller.dto;
+
+import lombok.AccessLevel;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import javax.validation.constraints.Email;
+import javax.validation.constraints.NotEmpty;
+import javax.validation.constraints.Pattern;
+import javax.validation.constraints.Size;
+
+public class CreateMemberDto {
+
+    @Getter
+    @NoArgsConstructor(access = AccessLevel.PROTECTED)
+    static public class Request {
+        @NotEmpty
+        private String username;
+        @NotEmpty
+        @Email(message = "이메일 형식이 올바르지 않습니다.")
+        private String email;
+        @NotEmpty
+        @Size(min = 10, message = "비밀번호는 최소 10자 이상이어야 합니다.")
+        @Pattern(
+            regexp = "^(?=(.*\\\\d.*)(.*[A-Za-z].*|.*[^A-Za-z\\\\d].*))|" +
+                         "(?=(.*[A-Za-z].*)(.*[^A-Za-z\\\\d].*))(?=.*\\\\d.*)|" +
+                         "(?=(.*[A-Za-z].*)(.*\\\\d.*))(.*[^A-Za-z\\\\d].*)$|",
+            message = "비밀번호는 숫자, 문자, 특수문자 중 2가지 이상을 포함해야 합니다.")
+        @Pattern(regexp = "(.)\\\\1{2,}", message = "3회 이상 연속되는 문자는 사용할 수 없습니다.")
+        private String password;
+
+        public Request(String username, String email, String password) {
+            this.username = username;
+            this.email = email;
+            this.password = password;
+        }
+    }
+
+    @Getter
+    @NoArgsConstructor(access = AccessLevel.PROTECTED)
+    static public class Response {
+        private Long id;
+
+        public Response(Long id) {
+            this.id = id;
+        }
+    }
+}

src/main/java/beforespring/socialfeed/member/domain/PasswordHasherImpl.java

@@ -0,0 +1,2 @@
+package beforespring.socialfeed.member.domain;public class PasswordHasherImpl {
+}