merge branch minh

README.md

app/backend/main.py

app/backend/routes/admin.py

app/backend/routes/category.py

app/backend/routes/product.py

app/backend/schemas/category.py

app/backend/schemas/product.py

app/backend/scripts/__init__.py

app/backend/scripts/admin_init.py

app/frontend/components/admin/__init__.py

app/frontend/components/admin/category.py

app/frontend/components/admin/category_management.py

app/frontend/components/admin/dashboard.py

app/frontend/components/admin/product_management.py

app/frontend/components/admin/shop_owner_management.py

app/frontend/components/admin/user_management.py

app/frontend/components/owner/owner_dashboard.py

app/frontend/components/owner/owner_orders.py

app/frontend/components/owner/owner_products.py

app/frontend/components/product/create_product.py