feat: Add review events persistence, version display, and auto-versioning system

backend/app/models/__init__.py

@@ -6,6 +6,7 @@ from app.models.review import Review
 from app.models.comment import Comment
 from app.models.organization import Organization
 from app.models.review_task import ReviewTask
+from app.models.review_event import ReviewEvent
 
-__all__ = ["Repository", "PullRequest", "Review", "Comment", "Organization", "ReviewTask"]
+__all__ = ["Repository", "PullRequest", "Review", "Comment", "Organization", "ReviewTask", "ReviewEvent"]
 

backend/app/models/review.py

@@ -37,6 +37,7 @@ class Review(Base):
     # Relationships
     pull_request = relationship("PullRequest", back_populates="reviews")
     comments = relationship("Comment", back_populates="review", cascade="all, delete-orphan")
+    events = relationship("ReviewEvent", back_populates="review", cascade="all, delete-orphan", order_by="ReviewEvent.created_at")
     
     def __repr__(self):
         return f"<Review(id={self.id}, status={self.status}, pr_id={self.pull_request_id})>"

backend/app/models/review_event.py

@@ -0,0 +1,27 @@
+"""Review Event model - хранение событий процесса review"""
+
+from sqlalchemy import Column, Integer, String, Text, DateTime, ForeignKey, JSON
+from sqlalchemy.orm import relationship
+from datetime import datetime
+
+from app.database import Base
+
+
+class ReviewEvent(Base):
+    """Событие процесса review"""
+    __tablename__ = "review_events"
+    
+    id = Column(Integer, primary_key=True, index=True)
+    review_id = Column(Integer, ForeignKey("reviews.id", ondelete="CASCADE"), nullable=False, index=True)
+    event_type = Column(String(50), nullable=False)  # agent_step, llm_message, review_started, etc.
+    step = Column(String(100), nullable=True)  # fetch_pr_info, analyze_files, etc.
+    message = Column(Text, nullable=True)
+    data = Column(JSON, nullable=True)  # Дополнительные данные события
+    created_at = Column(DateTime, default=datetime.utcnow, nullable=False, index=True)
+    
+    # Relationships
+    review = relationship("Review", back_populates="events")
+    
+    def __repr__(self):
+        return f"<ReviewEvent(id={self.id}, review_id={self.review_id}, type={self.event_type})>"
+