add build workflow, cleanup old infra files

.github/workflows/dev-build.yaml

@@ -0,0 +1,47 @@
+name: (DEV) Build
+
+on:
+  push:
+    branches:
+      - 'master'
+    paths-ignore:
+      - '.github/**'
+
+jobs:
+  build:
+    name: Build Image
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Configure AWS credentials
+      uses: aws-actions/configure-aws-credentials@v4
+      with:
+        aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
+        aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+        aws-region: ${{ secrets.AWS_REGION }}
+
+    - name: Login to Amazon ECR
+      id: login-ecr
+      uses: aws-actions/amazon-ecr-login@v2
+
+    - name: Extract metadata (tags, labels) for Docker
+      id: meta
+      uses: docker/metadata-action@v5
+      with:
+        images: |
+          ${{ steps.login-ecr.outputs.registry }}/${{ secrets.ECR_REPOSITORY_WALLET }}
+        tags: |
+          type=sha
+          type=raw,value=latest
+
+    - name: Build and push
+      uses: docker/build-push-action@v5
+      with:
+        file: infra/docker/Dockerfile
+        context: .
+        push: true
+        tags: ${{ steps.meta.outputs.tags }}
+        labels: ${{ steps.meta.outputs.labels }}

ci/docker/Dockerfile → infra/docker/Dockerfile

@@ -12,5 +12,5 @@ FROM nginx:1.22.0
 WORKDIR /usr/share/nginx/html
 
 COPY --from=builder /app/builder/build ./
-COPY --from=builder /app/builder/ci/docker/nginx/nginx.conf /etc/nginx/nginx.conf
+COPY --from=builder /app/builder/infra/docker/nginx/nginx.conf /etc/nginx/nginx.conf