Adds Docker support and release workflow

### Added
- Dockerfile and .dockerignore for containerization.
- GitHub Actions workflow for automated Docker image builds and releases to GHCR on tag creation.

.dockerignore

@@ -0,0 +1,23 @@
+# Exclude unnecessary files from Docker build context
+.git
+.github
+.gitignore
+.DS_Store
+README.md
+LICENSE
+*.md
+docker-compose.yml
+config
+*.log
+__pycache__
+*.pyc
+*.pyo
+*.pyd
+.pytest_cache
+venv
+env
+.env
+.sample-env
+tests
+tmp
+node_modules

.github/workflows/release-docker.yml

@@ -0,0 +1,70 @@
+name: Release Docker Image
+
+on:
+  release:
+    types: [published]
+
+permissions:
+  contents: read
+  packages: write
+
+jobs:
+  build-and-push:
+    name: Build and push image to GHCR
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Prepare image name (lowercase)
+        id: prep
+        run: |
+          REPO_LC="${GITHUB_REPOSITORY,,}"
+          echo "IMAGE=ghcr.io/${REPO_LC}" >> $GITHUB_ENV
+
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.IMAGE }}
+          # Use the release tag for image tags and generate semver variants if possible
+          tags: |
+            type=ref,event=tag
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+          flavor: |
+            latest=false
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Add "latest" tag for releases from main
+        if: github.event.release.prerelease == false && github.event.release.target_commitish == 'main'
+        run: echo "EXTRA_TAGS=${{ env.IMAGE }}:latest" >> $GITHUB_ENV
+
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: Dockerfile
+          push: true
+          platforms: linux/amd64,linux/arm64
+          tags: |
+            ${{ steps.meta.outputs.tags }}
+            ${{ env.EXTRA_TAGS }}
+          labels: ${{ steps.meta.outputs.labels }}
+          build-args: |
+            RELEASE_VERSION=${{ github.ref_name }}

README.md

@@ -87,4 +87,4 @@ _This setup assumes you already use Docker and have a network (for example, with
 
 This project is licensed under the MIT License.  
 Original work © 2024 TheWicklowWolf.  
-Forked and modified by Dodelidoo Labs, © 2025.  
+Modified by Dodelidoo Labs, © 2025.