fix gorelease to create container correctly

Author: frrist

.goreleaser.yaml

@@ -43,10 +43,9 @@ dockers:
   # AMD64 image
   - image_templates:
       - "ghcr.io/storacha/sprue:{{ .Version }}-amd64"
-    dockerfile: Dockerfile
+    dockerfile: Dockerfile.release
     use: buildx
     build_flag_templates:
-      - "--target=prod"
       - "--platform=linux/amd64"
       - "--label=org.opencontainers.image.created={{.Date}}"
       - "--label=org.opencontainers.image.title={{.ProjectName}}"
@@ -58,10 +57,9 @@ dockers:
   # ARM64 image
   - image_templates:
       - "ghcr.io/storacha/sprue:{{ .Version }}-arm64"
-    dockerfile: Dockerfile
+    dockerfile: Dockerfile.release
     use: buildx
     build_flag_templates:
-      - "--target=prod"
       - "--platform=linux/arm64"
       - "--label=org.opencontainers.image.created={{.Date}}"
       - "--label=org.opencontainers.image.title={{.ProjectName}}"

Dockerfile.release

@@ -0,0 +1,8 @@
+FROM debian:bookworm-slim
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
+COPY sprue /usr/bin/sprue
+EXPOSE 8080
+ENTRYPOINT ["/usr/bin/sprue", "serve"]