app/models/student_comment.py

# app/models/student_comment.py
from datetime import datetime

from sqlalchemy import (
    Column,
    Integer,
    String,
    Text,
    DateTime,
    ForeignKey,
)
from sqlalchemy.orm import relationship

from core.database import Base


class StudentComment(Base):
    __tablename__ = "student_comments"

    id = Column(Integer, primary_key=True, index=True)
    
    student_id = Column(
        Integer,
        ForeignKey("students.id"),
        nullable=False,
        index=True,
    )
    
    coach_email = Column(String(255), nullable=False)
    comment = Column(Text, nullable=False)
    
    created_at = Column(DateTime, default=datetime.utcnow)
    
    # Relationship
    student = relationship("Student", back_populates="comments")