Add CI

.gitlab-ci.yml

@@ -30,11 +30,11 @@ build:
     - arduino-cli lib install --git-url https://github.com/patricklaf/SNMP.git --config-file arduino-cli.yaml
 
     # Compile artifact
-    - arduino-cli compile -v --fqbn esp32:esp32:esp32wroverkit -o firmware.bin
-      icbm.ino
+    - arduino-cli compile --fqbn esp32:esp32:esp32wroverkit icbm.ino --output-dir firmware
+    - zip -r firmware.zip firmware
   artifacts:
     when: always
     paths:
-      - firmware.bin
+      - firmware.zip
     expire_in: 1 week
   interruptible: true