update main page from react

src/server/web/pages/pages.go

@@ -2,16 +2,9 @@ package pages
 
 import (
 	"github.com/gin-gonic/gin"
+	"server/web/pages/template"
 )
 
 func mainPage(c *gin.Context) {
-	c.HTML(200, "mainPage", nil)
-}
-
-func apijsPage(c *gin.Context) {
-	c.HTML(200, "apijsPage", nil)
-}
-
-func mainjsPage(c *gin.Context) {
-	c.HTML(200, "mainjsPage", nil)
+	c.Data(200, "text/html; charset=utf-8", []byte(template.MainPage))
 }