fix(frontend): исправить embed ассетов и MIME для JS-чанков

apps/frontend/embed.go

@@ -5,12 +5,13 @@ import (
 	"fmt"
 	"github.com/gin-gonic/gin"
 	"io/fs"
+	"mime"
 	"net/http"
 	"path"
 	"strings"
 )
 
-//go:embed dist/*
+//go:embed all:dist
 var staticFiles embed.FS
 
 func InitFrontend(router *gin.Engine, relativePath string) {
@@ -45,7 +46,11 @@ func InitFrontend(router *gin.Engine, relativePath string) {
 			c.String(http.StatusNotFound, "404")
 			return
 		}
-		c.Data(http.StatusOK, http.DetectContentType(fileContent), fileContent)
+		contentType := mime.TypeByExtension(path.Ext(filePath))
+		if contentType == "" {
+			contentType = http.DetectContentType(fileContent)
+		}
+		c.Data(http.StatusOK, contentType, fileContent)
 	})
 }