Added github action and dockerfile.

.github/workflows/deploy.yaml

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+name: Build and Deploy to AWS ECR
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+
+    - name: Configure AWS Credentials
+      uses: aws-actions/configure-aws-credentials@v1
+      with:
+        aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
+        aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+        aws-region: us-west-2
+
+    - name: Login to Amazon ECR
+      uses: aws-actions/amazon-ecr-login@v1
+      with:
+        mask-password: true
+
+    - name: Build, Tag, and Push Docker image to ECR
+      run: |
+        docker build -t clearsettleengine .
+        docker tag counter_web 211125762589.dkr.ecr.us-west-2.amazonaws.com/repo:clearsettleengine
+        docker push 211125762589.dkr.ecr.us-west-2.amazonaws.com/repo:clearsettleengine
+      env:
+        AWS_DEFAULT_REGION: us-west-2
+        AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
+        AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+
+    - name: Trigger Deployment
+      uses: peter-evans/repository-dispatch@v1
+      with:
+        token: ${{ secrets.PERSONAL_ACCESS_TOKEN }}
+        repository: tim-br/counter_k8s
+        event-type: deploy-clearsettleengine-event

Dockerfile

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+# Use an official Elixir runtime as a parent image
+FROM elixir:latest
+
+# Create and set the working directory
+WORKDIR /app
+
+# Copy the mix.exs and mix.lock files to the container
+COPY mix.exs mix.lock ./
+
+# Install hex and rebar
+
+RUN mix archive.install github hexpm/hex branch latest --force
+
+RUN mix local.rebar --force
+# Install dependencies
+RUN mix deps.get
+
+# Copy the rest of your application's code
+COPY . .
+
+# Compile the project
+
+RUN mix do compile
+
+# Run the application
+CMD ["mix", "run"]