Creacion de CRUDs

se crearon los cruds de los catalogos que se encuentran en
public/reference_data
No se agrego autenticacion de los endpoints

backend/api/v1/modules/public/reference_data/countries/dto.py

@@ -0,0 +1,12 @@
+from pydantic import BaseModel, Field
+
+class CountryDTO(BaseModel):
+    m3_key: str = Field(..., min_length=1, max_length=3)
+    mex_key: str = Field(..., min_length=1, max_length=2)
+    ame_key: str = Field(..., min_length=1, max_length=2)
+    description_es: str
+    description_en: str
+
+    class Config:
+        from_attributes = True
+

backend/api/v1/modules/public/reference_data/countries/routes.py

@@ -0,0 +1,46 @@
+from fastapi import APIRouter, Depends, HTTPException
+from sqlalchemy.orm import Session
+from core.database import get_core_db
+from .models import Country
+from .dto import CountryDTO
+
+router = APIRouter(prefix="/countries", tags=["Countries"])
+
+@router.get("/", response_model=list[CountryDTO])
+def list_countries(db: Session = Depends(get_core_db)):
+    return db.query(Country).all()
+
+@router.get("/{m3_key}", response_model=CountryDTO)
+def get_country(m3_key: str, db: Session = Depends(get_core_db)):
+    obj = db.query(Country).filter(Country.m3_key == m3_key).first()
+    if not obj:
+        raise HTTPException(status_code=404, detail="Not found")
+    return obj
+
+@router.post("/", response_model=CountryDTO, status_code=201)
+def create_country(data: CountryDTO, db: Session = Depends(get_core_db)):
+    obj = Country(**data.dict())
+    db.add(obj)
+    db.commit()
+    db.refresh(obj)
+    return obj
+
+@router.put("/{m3_key}", response_model=CountryDTO)
+def update_country(m3_key: str, data: CountryDTO, db: Session = Depends(get_core_db)):
+    obj = db.query(Country).filter(Country.m3_key == m3_key).first()
+    if not obj:
+        raise HTTPException(status_code=404, detail="Not found")
+    for field, value in data.dict().items():
+        setattr(obj, field, value)
+    db.commit()
+    db.refresh(obj)
+    return obj
+
+@router.delete("/{m3_key}", status_code=204)
+def delete_country(m3_key: str, db: Session = Depends(get_core_db)):
+    obj = db.query(Country).filter(Country.m3_key == m3_key).first()
+    if not obj:
+        raise HTTPException(status_code=404, detail="Not found")
+    db.delete(obj)
+    db.commit()
+    return None