feat: add key creation

internal/shared/utility/generator.go

@@ -1,25 +0,0 @@
-package utility
-
-import (
-	"crypto/sha512"
-	"encoding/hex"
-	"io"
-
-	"github.com/google/uuid"
-)
-
-func GenerateHashFromReader(r io.Reader) (string, error) {
-	h := sha512.New()
-	if _, err := io.Copy(h, r); err != nil {
-		return "", err
-	}
-
-	// return the sha checksum in hex
-	return hex.EncodeToString(h.Sum(nil)), nil
-	// alternatively return in base64
-	//return base64.StdEncoding.EncodeToString(h.Sum(nil)), nil
-}
-
-func GenerateSafeName(category MediaType, ext string) string {
-	return uuid.New().String() + "_" + string(category) + ext
-}