Feat: add models/cache/config

pkg/cache/main.go

@@ -0,0 +1,9 @@
+package cache
+
+type Cache interface {
+	Get(key string) ([]byte, error)
+	Set(key string, value []byte)
+	Expire(key string, exp int64)
+	GetAll() (resp map[string][]byte)
+	RemoveKey(key string)
+}