added cache-control header for the admin ui assets

CHANGELOG.md

@@ -1,4 +1,6 @@
-## (WIP) v0.15.1
+## v0.15.1
+
+- Trigger the related `Record` model realtime subscription events on [custom model struct](https://pocketbase.io/docs/custom-models/) save ([#2325](https://github.com/pocketbase/pocketbase/discussions/2325)).
 
 - Fixed `Ctrl + S` in the `editor` field not propagating the quick save shortcut to the parent form.
 
@@ -8,7 +10,7 @@
 
 - Reduced the record form vertical layout shifts and slightly improved the rendering speed when loading multiple `relation` fields.
 
-- Trigger the related `Record` model realtime subscription events on [custom model struct](https://pocketbase.io/docs/custom-models/) save ([#2325](https://github.com/pocketbase/pocketbase/discussions/2325)).
+- Enabled Admin UI assets cache.
 
 
 ## v0.15.0

apis/base.go

@@ -180,6 +180,7 @@ func bindStaticAdminUI(app core.App, e *echo.Echo) error {
 		trailedAdminPath+"*",
 		echo.StaticDirectoryHandler(ui.DistDirFS, false),
 		installerRedirect(app),
+		uiCacheControl(),
 		middleware.Gzip(),
 	)
 
@@ -199,6 +200,16 @@ func updateTotalAdminsCache(app core.App) error {
 	return nil
 }
 
+func uiCacheControl() echo.MiddlewareFunc {
+	return func(next echo.HandlerFunc) echo.HandlerFunc {
+		return func(c echo.Context) error {
+			c.Response().Header().Set("Cache-Control", "max-age=1209600, stale-while-revalidate=86400")
+
+			return next(c)
+		}
+	}
+}
+
 // installerRedirect redirects the user to the installer admin UI page
 // when the application needs some preliminary configurations to be done.
 func installerRedirect(app core.App) echo.MiddlewareFunc {