ci-cd: add build workflow using Dockerfile

Build the project's Dockerfile on every pull request and push

Signed-off-by: Dhruva Gole <goledhruva@gmail.com>

Author: DhruvaG2000

.github/workflows/main.yml

@@ -0,0 +1,11 @@
+name: Docker Image CI
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Build the Docker image
+      run: docker build . --file Dockerfile --tag arduino_gsoc_2022_buildtest:$(date +%s)