update

Dockerfile

@@ -0,0 +1,30 @@
+# syntax=docker/dockerfile:1.7
+
+FROM --platform=$BUILDPLATFORM node:20-alpine AS frontend-builder
+WORKDIR /app/frontend
+COPY frontend/package.json frontend/pnpm-lock.yaml ./
+RUN corepack enable && pnpm install --frozen-lockfile
+COPY frontend/ ./
+RUN pnpm build
+
+FROM --platform=$BUILDPLATFORM golang:1.24 AS backend-builder
+WORKDIR /app/backend
+COPY backend/go.mod backend/go.sum ./
+RUN go mod download
+COPY backend/ ./
+COPY --from=frontend-builder /app/frontend/dist ./web
+ARG TARGETARCH
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=${TARGETARCH:-amd64} go build -trimpath -ldflags="-s -w" -o /out/shooting-event .
+
+FROM --platform=$TARGETPLATFORM alpine:3.21
+RUN addgroup -S app && adduser -S app -G app && apk add --no-cache ca-certificates
+WORKDIR /app
+COPY --from=backend-builder /out/shooting-event /app/shooting-event
+COPY --from=backend-builder /app/backend/web /app/web
+RUN mkdir -p /app/data && chown -R app:app /app
+USER app
+ENV PORT=8080
+ENV DB_PATH=/app/data/shooting.db
+ENV WEB_DIR=/app/web
+EXPOSE 8080
+ENTRYPOINT ["/app/shooting-event"]