tech(#3): adding a build workflows and a codeowners file

Author: enzodjabali

.github/CODEOWNERS

@@ -0,0 +1 @@
+* @enzodjabali

.github/workflows/build.yml

@@ -0,0 +1,47 @@
+name: Build and Publish to GitHub Packages on Tag
+
+on:
+  push:
+    tags:
+      - 'v*' # Matches any tag; adjust for specific patterns like 'v*'
+
+jobs:
+  build-and-publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+    # Step 1: Checkout the code
+    - name: Checkout code
+      uses: actions/checkout@v3
+
+    # Step 2: Log in to GitHub Packages container registry
+    - name: Log in to GitHub Container Registry
+      uses: docker/login-action@v2
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+    # Step 3: Build and tag the Docker image with version tag and 'latest'
+    - name: Build and tag Docker image
+      run: |
+        TAG=$(echo ${GITHUB_REF#refs/tags/}) # Extract the tag
+        IMAGE=ghcr.io/enzodjabali/iosmb-router
+        docker build --build-arg VERSION=$TAG -t $IMAGE:$TAG .
+        docker tag $IMAGE:$TAG $IMAGE:latest
+
+    # Step 4: Push the Docker image with version tag
+    - name: Push Docker image with version tag
+      run: |
+        TAG=$(echo ${GITHUB_REF#refs/tags/}) # Extract the tag
+        IMAGE=ghcr.io/enzodjabali/iosmb-router
+        docker push $IMAGE:$TAG
+
+    # Step 5: Push the Docker image with 'latest' tag
+    - name: Push Docker image with 'latest' tag
+      run: |
+        IMAGE=ghcr.io/enzodjabali/iosmb-router
+        docker push $IMAGE:latest