refactor: restructure session initialization to avoid circular references

session/slug/slug.go

@@ -0,0 +1,32 @@
+package slug
+
+import "sync"
+
+type Manager interface {
+	Get() string
+	Set(slug string)
+}
+
+type manager struct {
+	slug   string
+	slugMu sync.RWMutex
+}
+
+func NewManager() Manager {
+	return &manager{
+		slug:   "",
+		slugMu: sync.RWMutex{},
+	}
+}
+
+func (s *manager) Get() string {
+	s.slugMu.RLock()
+	defer s.slugMu.RUnlock()
+	return s.slug
+}
+
+func (s *manager) Set(slug string) {
+	s.slugMu.Lock()
+	s.slug = slug
+	s.slugMu.Unlock()
+}