Add OpenAPI endpoint at /openapi with Swagger documentation

internal/server/routes.go

@@ -2,34 +2,40 @@ package server
 
 import (
 	"fmt"
+	"music-server/cmd/docs"
 	"music-server/cmd/web"
 	"net/http"
 	"sort"
 	"strings"
 
-	_ "music-server/cmd/docs"
-
 	"github.com/a-h/templ"
 	"github.com/labstack/echo/v4"
 	"github.com/labstack/echo/v4/middleware"
-	"github.com/swaggo/echo-swagger" // echo-swagger middleware
-	//_ "github.com/swaggo/echo-swagger/example/docs" // docs is generated by Swag CLI, you have to import it.
+	"github.com/swaggo/echo-swagger"
 )
 
-//	@Title			Swagger Example API
-//	@version		0.5
-//	@description	This is a sample server Petstore server.
-//	@termsOfService	http://swagger.io/terms/
+//	@Title			MusicServer API
+//	@version		1.0
+//	@description	API for the MusicServer application
+//	@termsOfService	http://sanplex.xyz/terms/
 
 //	@contact.name	Sebastian Olsson
 //	@contact.email	zarnor91@gmail.com
 
-//	@license.name	Apache 2.0
-//	@license.url	http://www.apache.org/licenses/LICENSE-2.0.html
+//	@license.name	MIT
+//	@license.url	http://opensource.org/licenses/MIT
 
 // @host	localhost:8080
+// @BasePath	/
 func (s *Server) RegisterRoutes() http.Handler {
 	e := echo.New()
+	
+	// Serve OpenAPI spec at /openapi
+	e.GET("/openapi", func(c echo.Context) error {
+		c.Response().Header().Set("Content-Type", "application/json")
+		_, err := c.Response().Write([]byte(docs.GetSwaggerJSON()))
+		return err
+	})
 	e.Use(middleware.Logger())
 	e.Use(middleware.Recover())
 
@@ -49,14 +55,7 @@ func (s *Server) RegisterRoutes() http.Handler {
 
 	e.Static("/", "/frontend")
 
-	/*swagger := http.FileServer(http.FS(web.Swagger))
-	e.GET("/swagger/*", echo.WrapHandler(swagger))*/
-
-	swaggerRedirect := func(c echo.Context) error {
-		return c.Redirect(http.StatusMovedPermanently, "/swagger/index.html")
-	}
-	e.GET("/swagger", swaggerRedirect)
-	e.GET("/swagger/", swaggerRedirect)
+	// Swagger UI
 	e.GET("/swagger/*", echoSwagger.WrapHandler)
 
 	index := NewIndexHandler()