finish world initialization, set up init on startup and on shutdown, move all models to main directory

internal/foundry/models/json/media.go

@@ -0,0 +1,25 @@
+package json
+
+import "gitea.local.lab/Lbenedar/foundry_helper_service/internal/foundry/models/db"
+
+type Media struct {
+	Type    string `json:"type"`
+	URL     string `json:"url"`
+	Caption string `json:"caption"`
+}
+
+func (m *Media) ToDB(dest **db.Media) bool {
+	if dest == nil {
+		return false
+	}
+
+	media := &db.Media{
+		Type:    m.Type,
+		URL:     m.URL,
+		Caption: m.Caption,
+	}
+
+	*dest = media
+
+	return true
+}