Changed the structure of the whole application, should be no changes to functionality.

pkg/api/index.go

@@ -0,0 +1,32 @@
+package api
+
+import (
+	"encoding/json"
+	"fmt"
+	"music-server/pkg/helpers"
+	"music-server/pkg/server"
+	"net/http"
+)
+
+func IndexHandler(w http.ResponseWriter, r *http.Request) {
+	helpers.SetCorsAndNoCacheHeaders(&w, r)
+
+	if r.URL.Path == "/version" {
+		w.Header().Add("Content-Type", "application/json")
+
+		history := server.GetVersionHistory()
+		_ = json.NewEncoder(w).Encode(history)
+
+	} else if r.URL.Path == "/docs" {
+		http.ServeFile(w, r, "./docs/swagger.yaml")
+
+	} else if r.URL.Path == "/" {
+		_, err := fmt.Fprint(w, "Hello, World!!")
+		if err != nil {
+			w.WriteHeader(http.StatusInternalServerError)
+		}
+	} else {
+		http.NotFound(w, r)
+		return
+	}
+}