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

backend/app/api/reviews.py

@@ -6,9 +6,11 @@ from sqlalchemy import select, func
 from sqlalchemy.orm import joinedload
 
 from app.database import get_db
-from app.models import Review, Comment, PullRequest
+from app.models import Review, Comment, PullRequest, ReviewEvent
 from app.schemas.review import ReviewResponse, ReviewList, ReviewStats, PullRequestInfo, CommentResponse
+from app.schemas.review_event import ReviewEvent as ReviewEventSchema
 from app.agents import ReviewerAgent
+from typing import List
 
 router = APIRouter()
 
@@ -216,3 +218,27 @@ async def get_review_stats(db: AsyncSession = Depends(get_db)):
         avg_comments_per_review=round(avg_comments, 2)
     )
 
+
+@router.get("/{review_id}/events", response_model=List[ReviewEventSchema])
+async def get_review_events(
+    review_id: int,
+    db: AsyncSession = Depends(get_db)
+):
+    """Get all events for a specific review"""
+    # Check if review exists
+    result = await db.execute(select(Review).where(Review.id == review_id))
+    review = result.scalar_one_or_none()
+    
+    if not review:
+        raise HTTPException(status_code=404, detail="Review not found")
+    
+    # Get events
+    events_result = await db.execute(
+        select(ReviewEvent)
+        .where(ReviewEvent.review_id == review_id)
+        .order_by(ReviewEvent.created_at)
+    )
+    events = events_result.scalars().all()
+    
+    return events
+