updated stuff

internal/session/store.go

@@ -0,0 +1,46 @@
+package session
+
+import (
+	"crypto/rand"
+	"encoding/base64"
+	"sync"
+	"time"
+)
+
+type Store struct {
+	sessions sync.Map
+	cleanup  *time.Ticker
+}
+
+func NewStore() *Store {
+	s := &Store{
+		cleanup: time.NewTicker(1 * time.Minute),
+	}
+
+	// Background cleanup of expired sessions
+	go func() {
+		for range s.cleanup.C {
+			s.cleanupExpired()
+		}
+	}()
+
+	return s
+}
+
+func (s *Store) Delete(id string) {
+	s.sessions.Delete(id)
+}
+func (s *Store) cleanupExpired() {
+	s.sessions.Range(func(key, value any) bool {
+		session := value.(*RegistrationSession)
+		if time.Now().After(session.ExpiresAt) {
+			s.sessions.Delete(key)
+		}
+		return true
+	})
+}
+func generateID() string {
+	b := make([]byte, 32)
+	rand.Read(b)
+	return base64.RawURLEncoding.EncodeToString(b)
+}