init project release

Backend/Dockerfile

@@ -0,0 +1,25 @@
+FROM --platform=$BUILDPLATFORM golang:1.25.1-alpine AS build
+ARG TARGETOS
+ARG TARGETARCH
+
+WORKDIR /src
+
+COPY go.mod go.sum ./
+RUN --mount=type=cache,target=/go/pkg/mod \
+    go mod download
+
+COPY . .
+
+RUN --mount=type=cache,target=/root/.cache/go-build \
+    CGO_ENABLED=0 GOOS=$TARGETOS GOARCH=$TARGETARCH \
+    go build -trimpath -ldflags="-s -w" -o /out/app .
+
+FROM gcr.io/distroless/static-debian12:nonroot
+
+COPY --from=build /out/app /app
+
+USER nonroot:nonroot
+
+# EXPOSE 8080
+
+ENTRYPOINT ["/app"]