diff --git a/.gitignore b/.gitignore
index ef6693c..86aa95f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,4 +15,6 @@ logs/
 *.log
 
 # 上传文件临时目录
-uploads/
\ No newline at end of file
+uploads/
+
+.github/
\ No newline at end of file
diff --git a/src/backend/app/controllers/task_controller.py b/src/backend/app/controllers/task_controller.py
index f534fec..f49e668 100644
--- a/src/backend/app/controllers/task_controller.py
+++ b/src/backend/app/controllers/task_controller.py
@@ -7,7 +7,7 @@ from flask import Blueprint, request, jsonify, current_app
 from flask_jwt_extended import jwt_required, get_jwt_identity
 from werkzeug.utils import secure_filename
 from app import db
-from app.database import User, Batch, Image, ImageType, UserConfig, FinetuneBatch, FinetuneConfig
+from app.database import User, Role, PerturbationConfig, FinetuneConfig, UserConfig, Image, ImageType, DataType, TaskType, TaskStatus, Task, Perturbation, Finetune, EvaluationResult, Evaluate, Heatmap
 from app.services.task_service import TaskService
 from app.services.image_service import ImageService
 from app.utils.file_utils import allowed_file, save_uploaded_file
diff --git a/src/backend/app/database/__init__.py b/src/backend/app/database/__init__.py
index eabbe24..b17c250 100644
--- a/src/backend/app/database/__init__.py
+++ b/src/backend/app/database/__init__.py
@@ -7,25 +7,43 @@ from datetime import datetime
 from app import db
 from werkzeug.security import generate_password_hash, check_password_hash
 from enum import Enum as PyEnum
+from sqlalchemy import Integer, String, Text, DateTime, Boolean, ForeignKey, Float, BigInteger
 
+# ----------------------------
+# 1. 角色表 (role)
+# ----------------------------
+class Role(db.Model):
+    """权限/角色表"""
+    __tablename__ = 'role'
+    
+    role_id = db.Column(Integer, primary_key=True, comment='角色ID')
+    name = db.Column(String(50), nullable=False, comment='角色名称 (e.g., Administrator, VIP, User)')
+    max_concurrent_tasks = db.Column(Integer, default=1, comment='最大并发任务数')
+    description = db.Column(Text, comment='角色描述')
+
+    def __repr__(self):
+        return f'<Role {self.name}>'
+
+# ----------------------------
+# 2. 用户表 (users)
+# ----------------------------
 class User(db.Model):
     """用户表"""
     __tablename__ = 'users'
     
-    id = db.Column(db.BigInteger, primary_key=True)
-    username = db.Column(db.String(50), unique=True, nullable=False)
-    password_hash = db.Column(db.String(255), nullable=False)
-    email = db.Column(db.String(100))
-    role = db.Column(db.Enum('user', 'admin'), default='user')
-    max_concurrent_tasks = db.Column(db.Integer, nullable=False, default=0)
-    created_at = db.Column(db.DateTime, default=datetime.utcnow)
-    updated_at = db.Column(db.DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
-    is_active = db.Column(db.Boolean, default=True)
-    
+    user_id = db.Column(Integer, primary_key=True, autoincrement=True, comment='用户ID')
+    username = db.Column(String(50), unique=True, nullable=False, comment='用户名')
+    password_hash = db.Column(String(255), nullable=False, comment='密码哈希')
+    email = db.Column(String(100), unique=True, nullable=False, index=True, comment='邮箱')
+    role_id = db.Column(Integer, ForeignKey('role.role_id'), nullable=False, comment='外键关联role表')
+    is_active = db.Column(Boolean, default=True, comment='是否激活')
+    created_at = db.Column(DateTime, default=datetime.utcnow, comment='创建时间')
+    updated_at = db.Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow, comment='更新时间')
+
     # 关系
-    batches = db.relationship('Batch', backref='user', lazy='dynamic', cascade='all, delete-orphan')
-    images = db.relationship('Image', backref='user', lazy='dynamic', cascade='all, delete-orphan')
-    user_config = db.relationship('UserConfig', backref='user', uselist=False, cascade='all, delete-orphan')
+    role = db.relationship('Role', backref=db.backref('users', lazy='dynamic'))
+    user_config = db.relationship('UserConfig', uselist=False, backref='user', cascade='all, delete-orphan')
+    tasks = db.relationship('Task', backref='user', lazy='dynamic', cascade='all, delete-orphan')
     
     def set_password(self, password):
         """设置密码"""
@@ -34,245 +52,253 @@ class User(db.Model):
     def check_password(self, password):
         """验证密码"""
         return check_password_hash(self.password_hash, password)
-    
-    def to_dict(self):
-        """转换为字典"""
-        return {
-            'id': self.id,
-            'username': self.username,
-            'email': self.email,
-            'role': self.role,
-            'max_concurrent_tasks': self.max_concurrent_tasks,
-            'created_at': self.created_at.isoformat() if self.created_at else None,
-            'is_active': self.is_active
-        }
 
-class ImageType(db.Model):
-    """图片类型表"""
-    __tablename__ = 'image_types'
-    
-    id = db.Column(db.BigInteger, primary_key=True)
-    type_code = db.Column(db.Enum('original', 'perturbed', 'original_generate', 'perturbed_generate'), 
-                         unique=True, nullable=False)
-    type_name = db.Column(db.String(100), nullable=False)
-    description = db.Column(db.Text)
-    
-    # 关系
-    images = db.relationship('Image', backref='image_type', lazy='dynamic')
+    def __repr__(self):
+        return f'<User {self.username}>'
+
+# ----------------------------
+# 3. 配置字典表 (Configs & Types)
+# ----------------------------
 
 class PerturbationConfig(db.Model):
-    """加噪算法表"""
+    """加噪算法配置表"""
     __tablename__ = 'perturbation_configs'
+    perturbation_configs_id = db.Column(Integer, primary_key=True, autoincrement=True)
+    perturbation_code = db.Column(String(50), nullable=False, comment='算法代号')
+    perturbation_name = db.Column(String(100), nullable=False, comment='算法名称')
+    description = db.Column(Text)
+
+    def __repr__(self):
+        return f'<PerturbationConfig {self.perturbation_name}>'
+
+class DataType(db.Model):
+    """数据集类型表"""
+    __tablename__ = 'data_type'
+    data_type_id = db.Column(Integer, primary_key=True)
+    data_type_code = db.Column(String(50), nullable=False)
+    data_type_prompt = db.Column(Text, comment='数据集相关的Prompt')
+    description = db.Column(Text)
     
-    id = db.Column(db.BigInteger, primary_key=True)
-    method_code = db.Column(db.String(50), unique=True, nullable=False)
-    method_name = db.Column(db.String(100), nullable=False)
-    description = db.Column(db.Text, nullable=False)
-    default_epsilon = db.Column(db.Numeric(5, 2), nullable=False)
-    
-    # 关系
-    batches = db.relationship('Batch', backref='perturbation_config', lazy='dynamic')
-    user_configs = db.relationship('UserConfig', backref='preferred_perturbation_config', lazy='dynamic')
+    def __repr__(self):
+        return f'<DataType {self.data_type_code}>'
 
 class FinetuneConfig(db.Model):
-    """微调方式表"""
+    """微调方式配置表"""
     __tablename__ = 'finetune_configs'
-    
-    id = db.Column(db.BigInteger, primary_key=True)
-    method_code = db.Column(db.String(50), unique=True, nullable=False)
-    method_name = db.Column(db.String(100), nullable=False)
-    description = db.Column(db.Text, nullable=False)
-    
+    finetune_configs_id = db.Column(Integer, primary_key=True, autoincrement=True)
+    finetune_code = db.Column(String(50), nullable=False)
+    finetune_name = db.Column(String(100), nullable=False)
+    description = db.Column(Text)
+
+    def __repr__(self):
+        return f'<FinetuneConfig {self.finetune_name}>'
+
+class TaskType(db.Model):
+    """任务类型表"""
+    __tablename__ = 'task_type'
+    task_type_id = db.Column(Integer, primary_key=True)
+    task_type_code = db.Column(String(50), nullable=False, comment='任务类型代码')
+    task_type_name = db.Column(String(100), nullable=False)
+    description = db.Column(Text)
+
+    def __repr__(self):
+        return f'<TaskType {self.task_type_name}>'
+
+class TaskStatus(db.Model):
+    """任务状态表"""
+    __tablename__ = 'task_status'
+    task_status_id = db.Column(Integer, primary_key=True, autoincrement=True)
+    task_status_code = db.Column(String(50), nullable=False, comment='状态代码 (Pending, Processing, Done, Failed)')
+    task_status_name = db.Column(String(100), nullable=False)
+    description = db.Column(Text)
+
+    def __repr__(self):
+        return f'<TaskStatus {self.task_status_name}>'
+
+class ImageType(db.Model):
+    """图片类型表 (X, X'', Y, Y''等)"""
+    __tablename__ = 'image_types'
+    image_types_id = db.Column(Integer, primary_key=True, autoincrement=True)
+    image_code = db.Column(String(50), nullable=False)
+    image_name = db.Column(String(100), nullable=False)
+    description = db.Column(Text)
+
+    def __repr__(self):
+        return f'<ImageType {self.image_name}>'
+
+# ----------------------------
+# 4. 用户配置表 (user_configs)
+# ----------------------------
+class UserConfig(db.Model):
+    """用户偏好配置表"""
+    __tablename__ = 'user_configs'
+    user_configs_id = db.Column(Integer, primary_key=True, autoincrement=True)
+    user_id = db.Column(Integer, ForeignKey('users.user_id'), unique=True, nullable=False, index=True)
+    data_type_id = db.Column(Integer, ForeignKey('data_type.data_type_id'), default=None, comment='默认数据集')
+    perturbation_configs_id = db.Column(Integer, ForeignKey('perturbation_configs.perturbation_configs_id'), default=None, comment='默认加噪算法')
+    perturbation_intensity = db.Column(Float, default=None, comment='默认扰动强度')
+    finetune_configs_id = db.Column(Integer, ForeignKey('finetune_configs.finetune_configs_id'), default=None, comment='默认微调方式')
+    created_at = db.Column(DateTime, default=datetime.utcnow)
+    updated_at = db.Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
+
     # 关系
-    finetune_tasks = db.relationship('FinetuneBatch', backref='finetune_config', lazy='dynamic')
-    user_configs = db.relationship('UserConfig', backref='preferred_finetune_config', lazy='dynamic')
-    
-    def to_dict(self):
-        """转换为字典"""
-        return {
-            'id': self.id,
-            'method_code': self.method_code,
-            'method_name': self.method_name,
-            'description': self.description
-        }
-
-class Batch(db.Model):
-    """加噪批次表"""
-    __tablename__ = 'batch'
-    
-    id = db.Column(db.BigInteger, primary_key=True)
-    user_id = db.Column(db.BigInteger, db.ForeignKey('users.id'), nullable=False)
-    batch_name = db.Column(db.String(128))
-    
-    # 加噪配置
-    perturbation_config_id = db.Column(db.BigInteger, db.ForeignKey('perturbation_configs.id'), 
-                                     nullable=False, default=1)
-    preferred_epsilon = db.Column(db.Numeric(5, 2), nullable=False, default=8.0)
-    
-    # 净化配置
-    use_strong_protection = db.Column(db.Boolean, nullable=False, default=False)
+    data_type = db.relationship('DataType')
+    perturbation_config = db.relationship('PerturbationConfig')
+    finetune_config = db.relationship('FinetuneConfig')
+
+    def __repr__(self):
+        return f'<UserConfig for UserID {self.user_id}>'
+
+# ----------------------------
+# 5. 核心任务表 (tasks)
+# ----------------------------
+class Task(db.Model):
+    """任务总表"""
+    __tablename__ = 'tasks'
+    tasks_id = db.Column(BigInteger, primary_key=True, autoincrement=True, comment='任务ID')
+    tasks_type_id = db.Column(Integer, ForeignKey('task_type.task_type_id'), nullable=False, comment='任务类型')
+    user_id = db.Column(Integer, ForeignKey('users.user_id'), nullable=False, index=True, comment='归属用户')
+    tasks_status_id = db.Column(Integer, ForeignKey('task_status.task_status_id'), nullable=False, comment='任务状态ID')
+    created_at = db.Column(DateTime, default=datetime.utcnow)
+    started_at = db.Column(DateTime, default=None)
+    finished_at = db.Column(DateTime, default=None)
+    error_message = db.Column(Text, comment='错误信息')
+    description = db.Column(Text, comment='任务描述')
+
+    # 关系
+    task_type = db.relationship('TaskType', backref='tasks')
+    task_status = db.relationship('TaskStatus', backref='tasks')
+    images = db.relationship('Image', backref='task', lazy='dynamic', cascade='all, delete-orphan')
     
-    # 任务状态
-    status = db.Column(db.Enum('pending', 'queued', 'processing', 'completed', 'failed'), default='pending')
-    created_at = db.Column(db.DateTime, default=datetime.utcnow)
-    started_at = db.Column(db.DateTime)
-    completed_at = db.Column(db.DateTime)
-    error_message = db.Column(db.Text)
-    result_path = db.Column(db.String(500))
+    # --- 变更部分 ---
+    # 与子表的一对一关系 (perturbation, heatmap)
+    perturbation = db.relationship('Perturbation', uselist=False, back_populates='task', cascade='all, delete-orphan')
+    heatmap = db.relationship('Heatmap', uselist=False, back_populates='task', cascade='all, delete-orphan')
     
+    # 与子表的一对多关系 (finetune, evaluate)
+    finetunes = db.relationship('Finetune', back_populates='task', cascade='all, delete-orphan')
+    evaluations = db.relationship('Evaluate', back_populates='task', cascade='all, delete-orphan')
+    # --- 变更结束 ---
+
+    def __repr__(self):
+        return f'<Task {self.tasks_id}>'
+
+# ----------------------------
+# 6. 任务子表：加噪任务 (perturbation)
+# ----------------------------
+class Perturbation(db.Model):
+    """加噪任务详情表"""
+    __tablename__ = 'perturbation'
+    tasks_id = db.Column(BigInteger, ForeignKey('tasks.tasks_id', ondelete='CASCADE'), primary_key=True, comment='与tasks表1:1关联')
+    data_type_id = db.Column(Integer, ForeignKey('data_type.data_type_id'), nullable=False, comment='所选数据集')
+    perturbation_name = db.Column(String(100), comment='加噪任务自定义名称')
+    perturbation_configs_id = db.Column(Integer, ForeignKey('perturbation_configs.perturbation_configs_id'), nullable=False, comment='使用的算法')
+    perturbation_intensity = db.Column(Float, nullable=False, comment='扰动强度')
+
     # 关系
-    images = db.relationship('Image', backref='batch', lazy='dynamic')
-    
-    def to_dict(self):
-        """转换为字典"""
-        return {
-            'id': self.id,
-            'batch_name': self.batch_name,
-            'status': self.status,
-            'preferred_epsilon': float(self.preferred_epsilon) if self.preferred_epsilon else None,
-            'use_strong_protection': self.use_strong_protection,
-            'created_at': self.created_at.isoformat() if self.created_at else None,
-            'started_at': self.started_at.isoformat() if self.started_at else None,
-            'completed_at': self.completed_at.isoformat() if self.completed_at else None,
-            'error_message': self.error_message,
-            'perturbation_config': self.perturbation_config.method_name if self.perturbation_config else None
-        }
+    task = db.relationship('Task', back_populates='perturbation')
+    data_type = db.relationship('DataType')
+    perturbation_config = db.relationship('PerturbationConfig')
 
-class Image(db.Model):
-    """图片表"""
-    __tablename__ = 'images'
-    
-    id = db.Column(db.BigInteger, primary_key=True)
-    user_id = db.Column(db.BigInteger, db.ForeignKey('users.id'), nullable=False)
-    batch_id = db.Column(db.BigInteger, db.ForeignKey('batch.id'))
-    father_id = db.Column(db.BigInteger, db.ForeignKey('images.id'))
-    original_filename = db.Column(db.String(255))
-    stored_filename = db.Column(db.String(255), unique=True, nullable=False)
-    file_path = db.Column(db.String(500), nullable=False)
-    file_size = db.Column(db.BigInteger)
-    image_type_id = db.Column(db.BigInteger, db.ForeignKey('image_types.id'), nullable=False)
-    width = db.Column(db.Integer)
-    height = db.Column(db.Integer)
-    upload_time = db.Column(db.DateTime, default=datetime.utcnow)
-    
-    # 自引用关系
-    children = db.relationship('Image', backref=db.backref('parent', remote_side=[id]), lazy='dynamic')
-    
-    # 评估结果关系
-    reference_evaluations = db.relationship('EvaluationResult', 
-                                          foreign_keys='EvaluationResult.reference_image_id',
-                                          backref='reference_image', lazy='dynamic')
-    target_evaluations = db.relationship('EvaluationResult',
-                                       foreign_keys='EvaluationResult.target_image_id',
-                                       backref='target_image', lazy='dynamic')
+    def __repr__(self):
+        return f'<Perturbation TaskID {self.tasks_id}>'
+
+# ----------------------------
+# 7. 任务子表：微调任务 (finetune) - [已更新为复合主键]
+# ----------------------------
+class Finetune(db.Model):
+    """微调任务详情表"""
+    __tablename__ = 'finetune'
+    # --- 变更部分：复合主键 ---
+    tasks_id = db.Column(BigInteger, ForeignKey('tasks.tasks_id', ondelete='CASCADE'), primary_key=True, comment='与tasks表关联')
+    finetune_configs_id = db.Column(Integer, ForeignKey('finetune_configs.finetune_configs_id'), primary_key=True, comment='微调配置ID')
+    # --- 变更结束 ---
+    data_type_id = db.Column(Integer, ForeignKey('data_type.data_type_id'), default=None, comment='微调所用数据集')
+    finetune_name = db.Column(String(100), comment='微调任务名称')
     
-    def to_dict(self):
-        """转换为字典"""
-        return {
-            'id': self.id,
-            'original_filename': self.original_filename,
-            'stored_filename': self.stored_filename,
-            'file_path': self.file_path,
-            'file_size': self.file_size,
-            'width': self.width,
-            'height': self.height,
-            'upload_time': self.upload_time.isoformat() if self.upload_time else None,
-            'image_type': self.image_type.type_name if self.image_type else None,
-            'batch_id': self.batch_id
-        }
+    # --- 变更部分：更新 back_populates ---
+    task = db.relationship('Task', back_populates='finetunes')
+    # --- 变更结束 ---
+    finetune_config = db.relationship('FinetuneConfig')
+    data_type = db.relationship('DataType')
 
+    def __repr__(self):
+        return f'<Finetune TaskID={self.tasks_id}, ConfigID={self.finetune_configs_id}>'
+
+# ----------------------------
+# 8. 评估结果表 (evaluation_results)
+# ----------------------------
 class EvaluationResult(db.Model):
-    """评估结果表"""
+    """评估结果数据表"""
     __tablename__ = 'evaluation_results'
-    
-    id = db.Column(db.BigInteger, primary_key=True)
-    reference_image_id = db.Column(db.BigInteger, db.ForeignKey('images.id'), nullable=False)
-    target_image_id = db.Column(db.BigInteger, db.ForeignKey('images.id'), nullable=False)
-    evaluation_type = db.Column(db.Enum('image_quality', 'model_generation'), nullable=False)
-    purification_applied = db.Column(db.Boolean, default=False)
-    fid_score = db.Column(db.Numeric(8, 4))
-    lpips_score = db.Column(db.Numeric(8, 4))
-    ssim_score = db.Column(db.Numeric(8, 4))
-    psnr_score = db.Column(db.Numeric(8, 4))
-    heatmap_path = db.Column(db.String(500))
-    evaluated_at = db.Column(db.DateTime, default=datetime.utcnow)
-    
-    def to_dict(self):
-        """转换为字典"""
-        return {
-            'id': self.id,
-            'evaluation_type': self.evaluation_type,
-            'purification_applied': self.purification_applied,
-            'fid_score': float(self.fid_score) if self.fid_score else None,
-            'lpips_score': float(self.lpips_score) if self.lpips_score else None,
-            'ssim_score': float(self.ssim_score) if self.ssim_score else None,
-            'psnr_score': float(self.psnr_score) if self.psnr_score else None,
-            'heatmap_path': self.heatmap_path,
-            'evaluated_at': self.evaluated_at.isoformat() if self.evaluated_at else None
-        }
-
-class FinetuneBatch(db.Model):
-    """微调任务表"""
-    __tablename__ = 'finetune_batch'
-    
-    id = db.Column(db.BigInteger, primary_key=True)
-    batch_id = db.Column(db.BigInteger, db.ForeignKey('batch.id'), nullable=False)
-    user_id = db.Column(db.BigInteger, db.ForeignKey('users.id'), nullable=False)
-    finetune_config_id = db.Column(db.BigInteger, db.ForeignKey('finetune_configs.id'))
-    
-    # 任务状态
-    status = db.Column(db.Enum('pending', 'queued', 'processing', 'completed', 'failed'), default='pending')
-    created_at = db.Column(db.DateTime, default=datetime.utcnow)
-    started_at = db.Column(db.DateTime)
-    completed_at = db.Column(db.DateTime)
-    error_message = db.Column(db.Text)
-    
-    # 任务ID（用于RQ任务追踪）
-    original_job_id = db.Column(db.String(255))  # 原始图片微调任务ID
-    perturbed_job_id = db.Column(db.String(255))  # 扰动图片微调任务ID
-    
+    evaluation_results_id = db.Column(BigInteger, primary_key=True, autoincrement=True)
+    fid_score = db.Column(Float, default=None, comment='FID指标')
+    lpips_score = db.Column(Float, default=None, comment='LPIPS指标')
+    ssim_score = db.Column(Float, default=None, comment='SSIM指标')
+    psnr_score = db.Column(Float, default=None, comment='PSNR指标')
+
+    def __repr__(self):
+        return f'<EvaluationResult {self.evaluation_results_id}>'
+
+# ----------------------------
+# 9. 任务子表：评估任务 (evaluate) - [已更新为复合主键]
+# ----------------------------
+class Evaluate(db.Model):
+    """指标计算任务表"""
+    __tablename__ = 'evaluate'
+    # --- 变更部分：复合主键 ---
+    tasks_id = db.Column(BigInteger, ForeignKey('tasks.tasks_id', ondelete='CASCADE'), primary_key=True)
+    finetune_configs_id = db.Column(Integer, ForeignKey('finetune_configs.finetune_configs_id'), primary_key=True, comment='关联的微调配置(如果是针对微调的评估)')
+    # --- 变更结束 ---
+    evaluate_name = db.Column(String(100))
+    evaluation_results_id = db.Column(BigInteger, ForeignKey('evaluation_results.evaluation_results_id'), unique=True, default=None, comment='关联的结果ID')
+
+    # --- 变更部分：更新 back_populates ---
+    task = db.relationship('Task', back_populates='evaluations')
+    # --- 变更结束 ---
+    finetune_config = db.relationship('FinetuneConfig')
+    evaluation_result = db.relationship('EvaluationResult', backref='evaluate_task', uselist=False)
+
+    def __repr__(self):
+        return f'<Evaluate TaskID={self.tasks_id}, ConfigID={self.finetune_configs_id}>'
+
+# ----------------------------
+# 10. 任务子表：热力图计算任务 (heatmap)
+# ----------------------------
+class Heatmap(db.Model):
+    """热力图计算任务表"""
+    __tablename__ = 'heatmap'
+    tasks_id = db.Column(BigInteger, ForeignKey('tasks.tasks_id', ondelete='CASCADE'), primary_key=True)
+    heatmap_name = db.Column(String(100))
+
     # 关系
-    batch = db.relationship('Batch', backref='finetune_tasks', lazy=True)
-    user = db.relationship('User', backref='finetune_tasks', lazy=True)
+    task = db.relationship('Task', back_populates='heatmap')
     
-    def to_dict(self):
-        """转换为字典"""
-        return {
-            'id': self.id,
-            'batch_id': self.batch_id,
-            'user_id': self.user_id,
-            'finetune_config_id': self.finetune_config_id,
-            'finetune_config': self.finetune_config.method_name if self.finetune_config else None,
-            'status': self.status,
-            'created_at': self.created_at.isoformat() if self.created_at else None,
-            'started_at': self.started_at.isoformat() if self.started_at else None,
-            'completed_at': self.completed_at.isoformat() if self.completed_at else None,
-            'error_message': self.error_message,
-            'original_job_id': self.original_job_id,
-            'perturbed_job_id': self.perturbed_job_id
-        }
+    def __repr__(self):
+        return f'<Heatmap TaskID {self.tasks_id}>'
 
-class UserConfig(db.Model):
-    """用户配置表"""
-    __tablename__ = 'user_configs'
+# ----------------------------
+# 11. 图片表 (images)
+# ----------------------------
+class Image(db.Model):
+    """图片资源表"""
+    __tablename__ = 'images'
+    images_id = db.Column(BigInteger, primary_key=True, autoincrement=True)
+    task_id = db.Column(BigInteger, ForeignKey('tasks.tasks_id', ondelete='CASCADE'), nullable=False, index=True, comment='关联的任务ID')
+    image_types_id = db.Column(Integer, ForeignKey('image_types.image_types_id'), nullable=False, comment='图片类型(原图/加噪图等)')
+    father_id = db.Column(BigInteger, ForeignKey('images.images_id'), default=None, index=True, comment='父级图片ID (用于溯源)')
+    stored_filename = db.Column(String(255), nullable=False, comment='存储文件名')
+    file_path = db.Column(String(255), nullable=False, comment='完整路径')
+    file_size = db.Column(BigInteger, default=None, comment='文件大小(Bytes)')
+    width = db.Column(Integer, default=None)
+    height = db.Column(Integer, default=None)
+    frequency = db.Column(Text, default=None, comment='频域信息/分析数据路径')
     
-    user_id = db.Column(db.BigInteger, db.ForeignKey('users.id'), primary_key=True)
-    preferred_perturbation_config_id = db.Column(db.BigInteger, 
-                                                db.ForeignKey('perturbation_configs.id'), default=1)
-    preferred_epsilon = db.Column(db.Numeric(5, 2), default=8.0)
-    preferred_finetune_config_id = db.Column(db.BigInteger, 
-                                           db.ForeignKey('finetune_configs.id'), default=1)
-    preferred_purification = db.Column(db.Boolean, default=False)
-    created_at = db.Column(db.DateTime, default=datetime.utcnow)
-    updated_at = db.Column(db.DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
+    # 关系
+    image_type = db.relationship('ImageType')
     
-    def to_dict(self):
-        """转换为字典"""
-        return {
-            'user_id': self.user_id,
-            'preferred_epsilon': float(self.preferred_epsilon) if self.preferred_epsilon else None,
-            'preferred_purification': self.preferred_purification,
-            'preferred_perturbation_config': self.preferred_perturbation_config.method_name if self.preferred_perturbation_config else None,
-            'preferred_finetune_config': self.preferred_finetune_config.method_name if self.preferred_finetune_config else None,
-            'updated_at': self.updated_at.isoformat() if self.updated_at else None
-        }
+    # 自我引用关系
+    father_image = db.relationship('Image', remote_side=[images_id], backref=db.backref('child_images', lazy='dynamic'))
+
+    def __repr__(self):
+        return f'<Image {self.stored_filename}>'
diff --git a/src/backend/init_db.py b/src/backend/init_db.py
index 258a634..1507886 100644
--- a/src/backend/init_db.py
+++ b/src/backend/init_db.py
@@ -13,12 +13,38 @@ def init_database():
         # 创建所有表
         db.create_all()
         
+        # 初始化角色数据
+        roles = [
+            {'role_id': 0, 'name': '管理员', 'max_concurrent_tasks': 15, 'description': '系统管理员，拥有最高权限'},
+            {'role_id': 1, 'name': 'VIP用户', 'max_concurrent_tasks': 10, 'description': '付费用户，享有较高的资源使用权限'},
+            {'role_id': 2, 'name': '普通用户', 'max_concurrent_tasks': 5, 'description': '免费用户，享有基本的资源使用权限'}
+        ]
+        for role_data in roles:
+            existing = Role.query.filter_by(role_id=role_data['role_id']).first()
+            if not existing:
+                new_role = Role(**role_data)
+                db.session.add(new_role)
+
+        # 初始化任务状态数据
+        task_status = [
+            {'status_code': 'pending', 'status_name': '待处理', 'description': '任务已创建，等待处理'},
+            {'status_code': 'in_progress', 'status_name': '进行中', 'description': '任务正在处理中'},
+            {'status_code': 'completed', 'status_name': '已完成', 'description':'任务已成功完成'},
+            {'status_code': 'failed', 'status_name': '失败', 'description': '任务处理失败'}
+        ]
+        for status in task_status:
+            existing = TaskStatus.query.filter_by(status_code=status['status_code']).first()
+            if not existing:
+                new_status = TaskStatus(**status)
+                db.session.add(new_status)
+
         # 初始化图片类型数据
         image_types = [
-            {'type_code': 'original', 'type_name': '原始图片', 'description': '用户上传的原始图像文件'},
-            {'type_code': 'perturbed', 'type_name': '加噪后图片', 'description': '经过扰动算法处理后的防护图像'},
-            {'type_code': 'original_generate', 'type_name': '原始图像生成图片', 'description': '利用原始图像训练模型后模型生成图片'},
-            {'type_code': 'perturbed_generate', 'type_name': '加噪后图像生成图片', 'description': '利用加噪后图像训练模型后模型生成图片'}
+            {'image_code': 'original', 'image_name': '原始图片', 'description': '用户上传的原始图像文件'},
+            {'image_code': 'perturbed', 'image_name': '加噪后图片', 'description': '经过扰动算法处理后的防护图像'},
+            {'image_code': 'original_generate', 'image_name': '原始图像生成图片', 'description': '利用原始图像训练模型后模型生成图片'},
+            {'image_code': 'perturbed_generate', 'image_name': '加噪后图像生成图片', 'description': '利用加噪后图像训练模型后模型生成图片'},
+            {'image_code': 'heatmap', 'image_name': '生成的热力图', 'description': '热力图'}
         ]
         
         for img_type in image_types:
@@ -29,10 +55,10 @@ def init_database():
         
         # 初始化加噪算法数据
         perturbation_configs = [
-            {'method_code': 'aspl', 'method_name': 'ASPL算法', 'description': 'Advanced Semantic Protection Layer for Enhanced Privacy Defense', 'default_epsilon': 6.0},
-            {'method_code': 'simac', 'method_name': 'SimAC算法', 'description': 'Simple Anti-Customization Method for Protecting Face Privacy', 'default_epsilon': 8.0},
-            {'method_code': 'caat', 'method_name': 'CAAT算法', 'description': 'Perturbing Attention Gives You More Bang for the Buck', 'default_epsilon': 16.0},
-            {'method_code': 'pid', 'method_name': 'PID算法', 'description': 'Prompt-Independent Data Protection Against Latent Diffusion Models', 'default_epsilon': 4.0}
+            {'perturbation_code': 'aspl', 'perturbation_name': 'ASPL算法', 'description': 'Advanced Semantic Protection Layer for Enhanced Privacy Defense'},
+            {'perturbation_code': 'simac', 'perturbation_name': 'SimAC算法', 'description': 'Simple Anti-Customization Method for Protecting Face Privacy'},
+            {'perturbation_code': 'caat', 'perturbation_name': 'CAAT算法', 'description': 'Perturbing Attention Gives You More Bang for the Buck'},
+            {'perturbation_code': 'pid', 'perturbation_name': 'PID算法', 'description': 'Prompt-Independent Data Protection Against Latent Diffusion Models'}
         ]
         
         for config in perturbation_configs:
@@ -43,9 +69,9 @@ def init_database():
         
         # 初始化微调方式数据
         finetune_configs = [
-            {'method_code': 'dreambooth', 'method_name': 'DreamBooth', 'description': 'DreamBooth个性化文本到图像生成'},
-            {'method_code': 'lora', 'method_name': 'LoRA', 'description': '低秩适应（Low-Rank Adaptation）微调方法'},
-            {'method_code': 'textual_inversion', 'method_name': 'Textual Inversion', 'description': '文本反转个性化方法'}
+            {'finetune_code': 'dreambooth', 'finetune_name': 'DreamBooth', 'description': 'DreamBooth个性化文本到图像生成'},
+            {'finetune_code': 'lora', 'finetune_name': 'LoRA', 'description': '低秩适应（Low-Rank Adaptation）微调方法'},
+            {'finetune_code': 'textual_inversion', 'finetune_name': 'Textual Inversion', 'description': '文本反转个性化方法'}
         ]
         
         for config in finetune_configs:
@@ -53,12 +79,31 @@ def init_database():
             if not existing:
                 new_config = FinetuneConfig(**config)
                 db.session.add(new_config)
-        
+
+        # 初始化数据集类型数据
+        dataset_types = [
+            {'data_type_id': 0, 'dataset_code': 'facial', 'dataset_name': '人脸数据集', 'description': '人脸类型的数据集'},
+            {'data_type_id': 1, 'dataset_code': 'art', 'dataset_name': '艺术品数据集', 'description': '艺术品类型的数据集'}
+        ]
+        for dataset in dataset_types:
+            existing = DataType.query.filter_by(data_type_id=dataset['data_type_id']).first()
+            if not existing:
+                new_dataset = DataType(**dataset)
+                db.session.add(new_dataset)
+    
+        # 初始化任务类型数据
+        task_types = [
+            {'task_type_id': 0, 'task_code': 'perturbation', 'task_name': '加噪任务', 'description': '对图像进行加噪处理的任务'},
+            {'task_type_id': 1, 'task_code': 'finetune', 'task_name': '微调任务', 'description': '对模型进行微调训练的任务'},
+            {'task_type_id': 2, 'task_code': 'generation', 'task_name': '生成任务', 'description': '利用微调后模型进行图像生成的任务'}
+            {'task_type_id': 3, 'task_code': 'heatmap', 'task_name': '热力图任务', 'description': '计算X和X’的热力图的任务'}
+        ]
+
         # 创建默认管理员用户
         admin_users = [
-            {'username': 'admin1', 'email': 'admin1@museguard.com', 'role': 'admin'},
-            {'username': 'admin2', 'email': 'admin2@museguard.com', 'role': 'admin'},
-            {'username': 'admin3', 'email': 'admin3@museguard.com', 'role': 'admin'}
+            {'username': 'admin1', 'email': 'admin1@museguard.com', 'role_id': 0},
+            {'username': 'admin2', 'email': 'admin2@museguard.com', 'role_id': 0},
+            {'username': 'admin3', 'email': 'admin3@museguard.com', 'role_id': 0}
         ]
         
         for admin_data in admin_users: