feat: new hub service in hub

internal/hub/utils/hasher/id.go

@@ -0,0 +1,27 @@
+package hasher
+
+import (
+	"crypto/rand"
+	"crypto/sha256"
+	"encoding/hex"
+	"fmt"
+
+	"github.com/lorsanstand/HomeOps-Hub/internal/domain"
+)
+
+func newSalt(n int) ([]byte, error) {
+	b := make([]byte, n)
+	_, err := rand.Read(b)
+	return b, err
+}
+
+func MakeID(info domain.HostInfo, AgentName string) (string, error) {
+	salt, err := newSalt(10)
+	if err != nil {
+		return "", err
+	}
+
+	s := fmt.Sprintf("v1|host=%s|distro=%s|name=%s|", info.Hostname, info.Arch, AgentName)
+	h := sha256.Sum256(append([]byte(s), salt...))
+	return hex.EncodeToString(h[:16]), nil
+}