feat: add nginx example

.github/workflows/release.yml

@@ -21,6 +21,16 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
+      - name: Build nginx-nitro image
+        uses: docker/build-push-action@v5
+        with:
+          context: example
+          push: false
+          load: true
+          tags: nginx-nitro:latest
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
       - name: Build eif-builder image
         uses: docker/build-push-action@v5
         with:
@@ -37,7 +47,7 @@ jobs:
             --rm \
             -v /var/run/docker.sock:/var/run/docker.sock \
             -v $(pwd):/output \
-            -e DOCKER_IMAGE=hello-world:latest \
+            -e DOCKER_IMAGE=nginx-nitro:latest \
             -e EIF_FILE=tinfoil-helper-enclave-${{ github.ref_name }}.eif \
             -e INFO_FILE=tinfoil-helper-enclave-${{ github.ref_name }}-info.json \
             eif-builder:latest

example/Dockerfile

@@ -0,0 +1,9 @@
+FROM ghcr.io/tinfoilanalytics/nitro-attestation-shim AS shim
+FROM nginxdemos/hello
+
+COPY --from=shim /nitro-attestation-shim /nitro-attestation-shim
+
+ENV NITRO_SHIM_PORT=6000
+ENV NITRO_SHIM_UPSTREAM_PORT=80
+
+ENTRYPOINT ["/nitro-attestation-shim", "nginx", "-g", "daemon off;"]