feat: Add startSlug field to Story struct

articles/stories.yml

@@ -1,3 +1,4 @@
 - id: testing
   name: My First Story
-  description: See how cool is my first story
+  description: See how cool is my first story
+  startSlug: test

core/loader.go

@@ -406,6 +406,7 @@ func loadStories(repo *structs.Repo) (map[string]structs.Story, error) {
 	storiesMap := make(map[string]structs.Story)
 	for _, story := range stories {
 		storiesMap[story.Id] = story
+		fmt.Printf("(loader): Loaded story: %s\n", story.Name)
 	}
 
 	return storiesMap, nil

structs/story.go

@@ -2,7 +2,8 @@ package structs
 
 // Story is the struct that represents a story, a sequence of articles.
 type Story struct {
-	Id          string
-	Name        string
-	Description string
+	Id          string `yaml:"id"`
+	Name        string `yaml:"name"`
+	Description string `yaml:"description"`
+	StartSlug   string `yaml:"startSlug"`
 }