Add api routing

Author: SeungyoungYang

api/index.go

@@ -0,0 +1,11 @@
+package api
+
+import (
+	"net/http"
+
+	"github.com/labstack/echo/v4"
+)
+
+func Index(c echo.Context) error {
+	return c.String(http.StatusOK, "Hello, World!")
+}

main.go

@@ -1,10 +1,10 @@
 package main
 
 import (
-	"net/http"
-
 	"github.com/labstack/echo/v4"
 	"github.com/labstack/echo/v4/middleware"
+
+	"github.com/SeungyoungYang/Go-dev/api"
 )
 
 func main() {
@@ -16,13 +16,8 @@ func main() {
 	e.Use(middleware.Recover())
 
 	// Routes
-	e.GET("/", hello)
+	e.GET("/", api.Index)
 
 	// Start server
 	e.Logger.Fatal(e.Start(":1323"))
 }
-
-// Handler
-func hello(c echo.Context) error {
-	return c.String(http.StatusOK, "Hello, World!")
-}