Add post endpoint for books

endpoints/books.post.py

@@ -0,0 +1,17 @@
+# Entity: Pen
+
+from fastapi import APIRouter, Depends, HTTPException, status
+from sqlalchemy.orm import Session
+from core.database import get_db
+from models.pen import Pen
+from schemas.pen import PenSchema, PenCreate
+from helpers.pen_helpers import create_pen
+
+router = APIRouter()
+
+@router.post("/pens", status_code=201, response_model=PenSchema)
+async def create_new_pen(
+    pen: PenCreate,
+    db: Session = Depends(get_db)
+):
+    return create_pen(db=db, pen=pen)