chore(containers): add makefiles to everyone

docker/syncthing/Makefile

@@ -0,0 +1,12 @@
+#!/usr/bin/env make
+
+pre-flight:
+	@mkdir -pv 'config' 'data'
+
+firewalld-open: ${shell which 'firewall-cmd'}
+	@sudo firewall-cmd --permanent --add-service 'syncthing'
+	@sudo firewall-cmd --permanent --add-service 'syncthing-gui'
+	@sudo firewall-cmd --reload
+
+syncthing-go-brrr: ${shell which 'docker-compose'} pre-flight
+	@docker-compose up -d