Update Dockerfile

Dockerfile

@@ -1,8 +1,29 @@
-FROM golang:1.22
+# Stage 1: Build Binary
+FROM golang:1.22 AS builder
 WORKDIR /app
+
+# Download Dependencies
 COPY go.mod go.sum ./
-RUN go mod download
+RUN --mount=type=cache,target=/root/.cache/go-build \
+  go mod download
+
+# Setup and Build
 COPY . ./
-RUN CGO_ENABLED=0 GOOS=linux go build -o /snow
+RUN --mount=type=bind \
+  CGO_ENABLED=0 GOOS=linux go build -o /snow
+
+# Stage 2: Deploy Binary
+FROM busybox:1.36-glibc as busybox
+FROM gcr.io/distroless/base AS deploy
+WORKDIR /app
+
+# Copy binaries from Busybox
+COPY --from=busybox /bin /bin
+
+# Setup user
+RUN adduser -D -h /app snow
+RUN chown snow /app
+COPY --from=builder --chown=snow --chmod=700 /snow /app/snow
+
 EXPOSE 3000
-CMD ["/snow"]
+ENTRYPOINT ["/app/snow"]