refactor: move web embeds to web/ directory (#5139)

web/frpc/embed.go

@@ -0,0 +1,14 @@
+package frpc
+
+import (
+	"embed"
+
+	"github.com/fatedier/frp/assets"
+)
+
+//go:embed dist
+var EmbedFS embed.FS
+
+func init() {
+	assets.Register(EmbedFS)
+}