extract embed toml example to separate files

weed/command/scaffold/example.go

@@ -0,0 +1,21 @@
+package scaffold
+
+import _ "embed"
+
+//go:embed filer.toml
+var Filer string
+
+//go:embed notification.toml
+var Notification string
+
+//go:embed replication.toml
+var Replication string
+
+//go:embed security.toml
+var Security string
+
+//go:embed master.toml
+var Master string
+
+//go:embed shell.toml
+var Shell string