Feat/#46 recruitment application

build.gradle

@@ -106,6 +106,9 @@ dependencies {
 	// Email
 	implementation 'org.springframework.boot:spring-boot-starter-mail'
 
+	// Github Webhook
+	implementation 'org.kohsuke:github-api:1.327'
+
 	// test
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 	testRuntimeOnly 'org.junit.platform:junit-platform-launcher'

src/main/java/com/teamEWSN/gitdeun/Application/entity/Application.java

@@ -0,0 +1,68 @@
+package com.teamEWSN.gitdeun.Application.entity;
+
+import com.teamEWSN.gitdeun.Recruitment.entity.Recruitment;
+import com.teamEWSN.gitdeun.Recruitment.entity.RecruitmentField;
+import com.teamEWSN.gitdeun.common.util.AuditedEntity;
+import jakarta.persistence.*;
+import lombok.*;
+
+@Entity
+@Table(name = "application",
+    uniqueConstraints = {
+        // 동일 사용자·공고에 대해 "활성" 신청 중복 방지용 (WITHDRAWN 제외)
+        @UniqueConstraint(name = "uk_active_application",
+            columnNames = {"recruitment_id", "applicant_id", "active"})
+    },
+    indexes = {
+        @Index(name = "idx_application_recruitment", columnList = "recruitment_id"),
+        @Index(name = "idx_application_applicant", columnList = "applicant_id"),
+        @Index(name = "idx_application_status", columnList = "status")
+    })
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+@Builder
+public class Application extends AuditedEntity {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    /** 모집공고 */
+    @ManyToOne(fetch = FetchType.LAZY, optional = false)
+    @JoinColumn(name = "recruitment_id", nullable = false)
+    private Recruitment recruitment;
+
+    /** 신청 사용자 (User.id) */
+    @Column(name = "applicant_id", nullable = false)
+    private Long applicantId;
+
+    /** 지원 분야 (작성자의 모집 분야 중에서 선택) */
+    @Enumerated(EnumType.STRING)
+    @Column(name = "applied_field", nullable = false, length = 32)
+    private RecruitmentField appliedField;
+
+    /** 지원 메세지 */
+    @Column(name = "message", length = 1000)
+    private String message;
+
+    /** 신청 거절 사유(거절 시 선택) */
+    @Column(name = "reject_reason", length = 500)
+    private String rejectReason;
+
+    /** 신청 상태 (검토 중 / 수락 / 거절 / 철회) */
+    @Enumerated(EnumType.STRING)
+    @Column(nullable = false, length = 24)
+    private ApplicationStatus status;
+
+    /** 활성 신청 여부 (WITHDRAWN 면 false) */
+    @Column(nullable = false)
+    private boolean active;
+
+
+    // 상태 전이
+    public void accept() { this.status = ApplicationStatus.ACCEPTED; }
+    public void reject(String reason) { this.status = ApplicationStatus.REJECTED; this.rejectReason = reason; }
+    public void withdraw() { this.status = ApplicationStatus.WITHDRAWN; this.active = false; }
+}

src/main/java/com/teamEWSN/gitdeun/Application/entity/ApplicationStatus.java

@@ -0,0 +1,8 @@
+package com.teamEWSN.gitdeun.Application.entity;
+
+public enum ApplicationStatus {
+    PENDING,   // 검토중
+    ACCEPTED,  // 수락
+    REJECTED,  // 거절
+    WITHDRAWN  // 철회
+}

src/main/java/com/teamEWSN/gitdeun/Recruitment/entity/Recruitment.java

@@ -0,0 +1,110 @@
+package com.teamEWSN.gitdeun.Recruitment.entity;
+
+import com.teamEWSN.gitdeun.Application.entity.Application;
+import com.teamEWSN.gitdeun.userskill.entity.DeveloperSkillEnum;
+import jakarta.persistence.*;
+import lombok.*;
+import org.hibernate.annotations.CreationTimestamp;
+import org.hibernate.annotations.UpdateTimestamp;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+@Entity
+@Table(name = "recruitment",
+    indexes = {
+        @Index(name = "idx_recruitment_status", columnList = "status"),
+        @Index(name = "idx_recruitment_deadline", columnList = "end_at"),
+        @Index(name = "idx_recruitment_recruiter", columnList = "recruiter_id")
+    })
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+@Builder
+public class Recruitment {
+
+    @Id @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    /** 모집자 (자동 선택, User.id) */
+    @Column(name = "Recruiter_id", nullable = false)
+    private Long RecruiterId;
+
+    /** 모집 공고 제목 (입력 필요) */
+    @Column(nullable = false, length = 120)
+    private String title;
+
+    /** 연락망: 이메일 주소 (입력 필요) */
+    @Column(length = 120)
+    private String contactEmail;
+
+    /** 모집일 (입력 필요) */
+    @Column(name = "start_at", nullable = false)
+    private LocalDateTime startAt;
+
+    // 모집 마감일 (입력 필요)
+    @Column(name = "end_at", nullable = false)
+    private LocalDateTime endAt;
+
+    /** 모집 내용 (입력 필요) */
+    @Lob
+    @Column(nullable = false)
+    private String content;
+
+    /** 팀 규모(총인원) (입력 필요)*/
+    @Column(name = "team_size_total", nullable = false)
+    private Integer teamSizeTotal;
+
+    /** 남은 모집 인원(입력 필요) – 신청 시 1 감소, 철회/거절 시 1 증가(복원) */
+    @Column(name = "recruit_quota", nullable = false)
+    private Integer recruitQuota;
+
+    /** 개발 언어 태그 (선택 필요) - 화면 필터/표시용 */
+    @ElementCollection(fetch = FetchType.LAZY)
+    @CollectionTable(name = "recruitment_language_tags", joinColumns = @JoinColumn(name = "recruitment_id"))
+    @Column(name = "language", nullable = false, length = 64)
+    @Enumerated(EnumType.STRING)
+    @Builder.Default
+    private Set<DeveloperSkillEnum> languageTags = new HashSet<>();
+
+    /** 개발 분야 태그 (선택 필요) - BACKEND/FRONTEND/AI 등 */
+    @ElementCollection(fetch = FetchType.LAZY)
+    @CollectionTable(name = "recruitment_field_tags", joinColumns = @JoinColumn(name = "recruitment_id"))
+    @Column(name = "field", nullable = false, length = 32)
+    @Enumerated(EnumType.STRING)
+    @Builder.Default
+    private Set<RecruitmentField> fieldTags = new HashSet<>();
+
+    /** 모집 상태 (모집 예정 / 모집 중 / 모집 마감) */
+    @Enumerated(EnumType.STRING)
+    @Column(nullable = false, length = 24)
+    private RecruitmentStatus status;
+
+    /** 조회수 */
+    @Column(name = "view_count", nullable = false)
+    @Builder.Default
+    private Long viewCount = 0L;
+
+    /** 모집 공고 이미지 (선택) */
+    @Builder.Default
+    @OneToMany(mappedBy = "recruitment", cascade = CascadeType.ALL, orphanRemoval = true)
+    private List<RecruitmentImage> recruitmentImages = new ArrayList<>();
+
+    /** 지원 신청 리스트 (양방향 필요시 매핑) */
+    @OneToMany(mappedBy = "recruitment", fetch = FetchType.LAZY)
+    @Builder.Default
+    private List<Application> applications = new ArrayList<>();
+
+    /** 추천 가중치용 요구 기술(언어/프레임워크/툴 등, 선택) */
+    @OneToMany(mappedBy = "recruitment", cascade = CascadeType.ALL, orphanRemoval = true)
+    @Builder.Default
+    private Set<RecruitmentRequiredSkill> requiredSkills = new HashSet<>();
+
+
+
+    public void increaseView() { this.viewCount++; }
+}

src/main/java/com/teamEWSN/gitdeun/Recruitment/entity/RecruitmentField.java

@@ -0,0 +1,16 @@
+package com.teamEWSN.gitdeun.Recruitment.entity;
+
+public enum RecruitmentField {
+    FRONTEND,   // 프론트엔드
+    BACKEND,    // 백엔드
+    FULLSTACK,  // 풀스택
+    ANDROID,    // 안드로이드
+    IOS,        // iOS
+    DATA,       // 데이터 분석
+    DEVOPS,     // DevOps
+    AI,         // 인공지능
+    EMBEDDED,   // 임베디드
+    GAME,       // 게임
+    SECURITY,   // 보안
+    ETC;        // 기타
+}

src/main/java/com/teamEWSN/gitdeun/Recruitment/entity/RecruitmentImage.java

@@ -0,0 +1,37 @@
+package com.teamEWSN.gitdeun.Recruitment.entity;
+
+import jakarta.persistence.*;
+import lombok.*;
+
+import java.time.LocalDateTime;
+
+@Entity
+@Getter
+@Setter
+@Builder
+@Table(name = "recruitment_image", indexes = {
+    @Index(name = "idx_recruitment_image_recruitment_id_deleted_at", columnList = "recruitment_id, deleted_at")
+})
+@NoArgsConstructor
+@AllArgsConstructor
+public class RecruitmentImage {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "recruitment_id")
+    private Recruitment recruitment;
+
+    @Column(name = "image_url", length = 255)
+    private String imageUrl;
+
+    @Column(name = "deleted_at")
+    private LocalDateTime deletedAt;
+
+    // Soft delete 처리 메소드
+    public void softDelete() {
+        this.deletedAt = LocalDateTime.now();
+    }
+}

src/main/java/com/teamEWSN/gitdeun/Recruitment/entity/RecruitmentRequiredSkill.java

@@ -0,0 +1,40 @@
+package com.teamEWSN.gitdeun.Recruitment.entity;
+
+import com.teamEWSN.gitdeun.userskill.entity.DeveloperSkillEnum;
+import jakarta.persistence.*;
+import lombok.*;
+
+@Entity
+@Table(name = "recruitment_required_skill",
+    uniqueConstraints = @UniqueConstraint(name = "uk_recruit_skill", columnNames = {"recruitment_id","skill"}),
+    indexes = {
+        @Index(name = "idx_recruit_skill_recruitment", columnList = "recruitment_id"),
+        @Index(name = "idx_recruit_skill_category", columnList = "category"),
+        @Index(name = "idx_rrs_cat_weight_skill", columnList = "category, weight, skill")
+    })
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+@Builder
+public class RecruitmentRequiredSkill {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @ManyToOne(fetch = FetchType.LAZY, optional = false)
+    @JoinColumn(name = "recruitment_id", nullable = false)
+    private Recruitment recruitment;
+
+    @Enumerated(EnumType.STRING)
+    @Column(nullable = false, length = 64)
+    private DeveloperSkillEnum skill;
+
+    @Enumerated(EnumType.STRING)
+    @Column(nullable = false, length = 32)
+    private SkillCategory category; // 추천은 LANGUAGE만 사용
+
+    @Column(nullable = false)
+    @Builder.Default
+    private double weight = 1.0;
+}

src/main/java/com/teamEWSN/gitdeun/Recruitment/entity/RecruitmentStatus.java

@@ -0,0 +1,7 @@
+package com.teamEWSN.gitdeun.Recruitment.entity;
+
+public enum RecruitmentStatus {
+    Forthcoming,    // 모집 예정
+    RECRUITING,  // 모집 중
+    CLOSED,      // 마감
+}

src/main/java/com/teamEWSN/gitdeun/Recruitment/entity/SkillCategory.java

@@ -0,0 +1,9 @@
+package com.teamEWSN.gitdeun.Recruitment.entity;
+
+public enum SkillCategory {
+    LANGUAGE,
+    FRAMEWORK,
+    DATABASE,
+    TOOLS,
+    ETC
+}

src/main/java/com/teamEWSN/gitdeun/common/config/SecurityConfig.java

@@ -67,6 +67,9 @@ public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
     // 경로별 인가 작업
     http
         .authorizeHttpRequests((auth) -> auth
+            // 내부 webhook 통신 API
+            .requestMatchers("/api/webhook/**").permitAll()
+            // 외부 공개 API(클라이언트 - JWT)
             .requestMatchers(SecurityPath.ADMIN_ENDPOINTS).hasRole("ADMIN")
             .requestMatchers(SecurityPath.USER_ENDPOINTS).hasAnyRole("USER", "ADMIN")
             .requestMatchers(SecurityPath.PUBLIC_ENDPOINTS).permitAll()

src/main/java/com/teamEWSN/gitdeun/common/config/SecurityPath.java

@@ -22,6 +22,8 @@ public class SecurityPath {
       "/api/repos/**",
       "/api/mindmaps/**",
       "/api/history/**",
+      "/api/invitations/**",
+      "/api/notifications/**",
       "/api/s3/bucket/**",
       "/api/proxy/**"
   };

src/main/java/com/teamEWSN/gitdeun/common/exception/ErrorCode.java

@@ -25,6 +25,10 @@ public enum ErrorCode {
     SOCIAL_CONNECTION_NOT_FOUND(HttpStatus.NOT_FOUND, "ACCOUNT-004", "연동된 소셜 계정 정보를 찾을 수 없습니다."),
     USER_SETTING_NOT_FOUND_BY_ID(HttpStatus.NOT_FOUND, "ACCOUNT-005", "해당 아이디의 설정을 찾을 수 없습니다."),
 
+    // 개발 기술 관련
+    SKILL_LIMIT_EXCEEDED(HttpStatus.BAD_REQUEST, "SKILL-001", "최대 10개까지만 선택 가능합니다."),
+    INVALID_SKILL(HttpStatus.BAD_REQUEST, "SKILL-002", "유효하지 않은 기술입니다."),
+
     // 소셜 로그인 관련
     OAUTH_PROCESSING_ERROR(HttpStatus.INTERNAL_SERVER_ERROR, "OAUTH-001", "소셜 로그인 처리 중 오류가 발생했습니다."),
     UNSUPPORTED_OAUTH_PROVIDER(HttpStatus.BAD_REQUEST, "OAUTH-002", "지원하지 않는 소셜 로그인 제공자입니다."),
@@ -44,6 +48,7 @@ public enum ErrorCode {
     // 멤버 관련
     MEMBER_NOT_FOUND(HttpStatus.NOT_FOUND, "MEMBER-001", "해당 멤버를 찾을 수 없습니다."),
     MEMBER_ALREADY_EXISTS(HttpStatus.CONFLICT, "MEMBER-002", "이미 마인드맵에 등록된 멤버입니다."),
+    OWNER_NOT_FOUND(HttpStatus.NOT_FOUND, "MEMBER-003", "해당 소유자를 찾을 수 없습니다."),
 
     // 초대 관련
     INVITATION_NOT_FOUND(HttpStatus.NOT_FOUND, "INVITE-001", "초대 정보를 찾을 수 없습니다."),