Add GitHub Actions workflow for building the project

Configure CI pipeline to build the project on Ubuntu, using CMake and creating a build artifact

.github/workflows/build.yml

@@ -0,0 +1,46 @@
+name: Build
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+        with:
+          submodules: recursive
+
+      - name: Set up CMake
+        uses: jwlawson/actions-setup-cmake@v1
+        with:
+          cmake-version: '3.21.1'
+
+      - name: Install Dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y build-essential
+
+      - name: Create build directory
+        run: mkdir build
+
+      - name: Configure the project
+        run: |
+          cd build
+          cmake ..
+
+      - name: Build the project
+        run: |
+          cd build
+          make
+
+      - name: Upload Binary
+        uses: actions/upload-artifact@v3
+        with:
+          name: cpu-check-binary
+          path: build/cpu-check