availdable routes:

HEROS

route	method	description
http://localhost:4000/heros	GET	get all heros
http://localhost:4000/heros/pagination?limit=1&skip=1	GET	get heros with pagination
http://localhost:4000/heros/create	POST	create one hero
http://localhost:4000/heros/:id	GET	get one hero by hero id
http://localhost:4000/heros/delete	DELETE	delete one hero by hero id
http://localhost:4000/heros/update	PUT	update one hero

HERO IMAGE

route	method	description
http://localhost:4000/hero-image/:id	GET	get one image by image id
http://localhost:4000/hero-image/hero/:heroId	GET	get all hero images by hero id
http://localhost:4000/hero-image/add/:heroId	PUT	add hero image