Github workflow

.github/workflows/TestCompile.yml

+# TestCompile.yml
+# Github workflow script to test compile all examples of an Arduino library repository.
+#
+# Copyright (C) 2020  Armin Joachimsmeyer
+# https://github.com/ArminJo/Github-Actions
+#
+# Before being able to push to my .github\workflows directories,
+# I had to create a new personal token with workflow enabled at https://github.com/settings/tokens
+
+# This is the name of the workflow, visible on GitHub UI.
+name: TestCompile
+on: push
+jobs:
+  build:
+    name: Test compiling examples for UNO
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@master
+
+      - name: Compile all examples
+        uses: ArminJo/arduino-test-compile@master
+        with:
+          libraries: LiquidCrystal
+

README.md

 # [SMB](https://github.com/ArminJo/Smart-Battery-Module-Info_For_Arduino) - Smart Battery Module (Laptop Battery Pack) Info
 ### Version 3.1.1
 [![License: GPL v3](https://img.shields.io/badge/License-GPLv3-blue.svg)](https://www.gnu.org/licenses/gpl-3.0)
+[![Build Status](https://github.com/ArminJo/Smart-Battery-Module-Info_For_Arduino/workflows/TestCompile/badge.svg)](https://github.com/ArminJo/Smart-Battery-Module-Info_For_Arduino/actions)
 [![Hit Counter](https://hitcounter.pythonanywhere.com/count/tag.svg?url=https%3A%2F%2Fgithub.com%2FArminJo%2FSmart-Battery-Module-Info_For_Arduino)](https://github.com/brentvollebregt/hit-counter)
 
 Prints SBM controller info

src/.gitignore

-/lib/
-/SBMInfo.cpp