Adding docker and workflows

.github/workflows/ci.yml

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+name: CI
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v3
+      with:
+        dotnet-version: 6.0.x
+    - name: Restore dependencies
+      run: dotnet restore
+    - name: Build
+      run: dotnet build --no-restore
+    # - name: Test
+    #   run: dotnet test --no-build --verbosity normal
+

.github/workflows/master.yml

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+name: Master Build
+
+on:
+  push:
+    branches: [ "master" ]
+
+jobs:
+  build:
+    name: Build and Push Docker Image
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_ACCESS_TOKEN }}
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Available platforms
+        run: echo ${{ steps.buildx.outputs.platforms }}
+
+      - name: Build Docker image and push
+        id: docker_build
+        uses: docker/build-push-action@v2
+        with:
+          context: ./
+          file: ./Dockerfile
+          push: true
+          tags: ${{ secrets.DOCKER_USERNAME }}/kasbot:latest
+          platforms: linux/amd64,linux/arm64
+
+      - name: Image digest
+        run: echo ${{ steps.docker_build.outputs.digest }}
+

Dockerfile

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+FROM mcr.microsoft.com/dotnet/sdk:6.0 AS build-env
+WORKDIR /App
+
+# Copy everything
+COPY . ./
+# Restore as distinct layers
+RUN dotnet restore
+# Build a release
+RUN dotnet build -c Release -o out
+
+# Build runtime image
+FROM mcr.microsoft.com/dotnet/aspnet:6.0
+RUN apt update && apt install -y libopus-dev opus-tools
+WORKDIR /App
+COPY --from=build-env /App/out .
+ENTRYPOINT ["dotnet", "Kasbot.dll"]