add ci script

.gitlab-ci.yml

@@ -0,0 +1,16 @@
+stages:
+        - build
+
+build:
+        stage: build
+        image: registry.gitlab.com/wolutator/build-env-arduino:latest
+        tags:
+                - hottis
+                - linux
+                - docker
+        scripts:
+                - env ARDUINO_SKETCHBOOK_DIR=~/rgbled arduino-cli compile --debug --fqbn=esp8266:esp8266:nodemcu ~/rgbled/sketch
+
+
+
+