Feat : Add DB table 구현

- #4

backend/models.py

@@ -0,0 +1,62 @@
+from sqlalchemy import Boolean, Column, Integer, String, DateTime, ForeignKey, Float, Numeric
+from database import Base
+from typing import Optional
+from passlib.context import CryptContext
+from datetime import datetime
+
+pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
+
+def hash_password(password: str):
+    return pwd_context.hash(password)
+
+class User(Base):
+    __tablename__ = 'users'
+
+    id = Column(Integer, primary_key=True, index=True)
+    email = Column(String(50), unique=True)
+    password = Column(String(255))
+    age = Column(Integer)
+    gender = Column(Boolean) # 0: man, 1: woman
+    created_at = Column(DateTime, default=datetime.utcnow)
+    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
+    deleted_at = Column(DateTime, nullable=True, onupdate=datetime.utcnow)
+
+class Request(Base):
+    __tablename__ = 'requests'
+
+    id = Column(Integer, primary_key=True, index=True)
+    user_id = Column(Integer, ForeignKey('USERS.id'))
+    age = Column(Integer) # 0: man, 1: woman
+    gender = Column(Boolean)
+    voice_url = Column(String(255))
+    status = Column(Integer)
+    eta = Column(DateTime, nullable=True)
+    created_at = Column(DateTime, default=datetime.utcnow)
+    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
+    deleted_at = Column(DateTime, nullable=True, onupdate=datetime.utcnow)
+
+class Result(Base):
+    __tablename__ = 'results'
+
+    id = Column(Integer, primary_key=True, index=True)
+    request_id = Column(Integer, ForeignKey('REQUESTS.id'))
+
+    condition_image_url = Column(String(255), nullable=True)
+    condition_gif_url = Column(String(255), nullable=True)
+    voice_image_url = Column(String(255), numllable=True)
+    voice_gif_url = Column(String(255), numllable=True)
+
+    condition_image_rating = Column(Integer, nullable=True)
+    condition_gif_rating = Column(Integer, nullable=True)
+    voice_image_rating = Column(Integer, numllable=True)
+    voice_gif_rating = Column(Integer, numllable=True)
+
+    voice_image_score = Column(Float, nullable=True)
+    condition_gif_score = Column(Float, nullable=True)
+    voice_image_score = Column(Float, numllable=True)
+    voice_gif_score = Column(Float, numllable=True)
+
+    created_at = Column(DateTime, default=datetime.utcnow)
+    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
+    deleted_at = Column(DateTime, nullable=True, onupdate=datetime.utcnow)
+