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64 lines
1.8 KiB
Docker
64 lines
1.8 KiB
Docker
# Stage 1: Builder
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FROM golang:1.25.5-alpine AS builder
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# Build-Dependencies (bash für das Cache-Version-Skript + optipng/jpegoptim für Bildkompression)
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RUN apk add --no-cache git bash sed optipng jpegoptim
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WORKDIR /app
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# Dependencies cachen
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COPY go.mod go.sum ./
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RUN go mod download
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# Source Code kopieren
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COPY . .
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# Assets generieren (falls nicht vorhanden)
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RUN if [ ! -f cmd/client/web/assets/assets.json ]; then \
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echo "🔨 Generiere Assets..."; \
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go run ./cmd/builder; \
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else \
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echo "✅ Assets bereits vorhanden"; \
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fi
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# Cache-Version aktualisieren (für Browser-Cache-Busting)
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RUN chmod +x scripts/cache-version.sh && \
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./scripts/cache-version.sh
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# Bilder komprimieren (verlustfrei für PNG, leichter Verlust für JPG)
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RUN echo "🗜️ Komprimiere Bilder..." && \
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find cmd/client/web -type f -name "*.png" -exec optipng -o2 -strip all {} \; && \
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find cmd/client/web -type f \( -name "*.jpg" -o -name "*.jpeg" \) -exec jpegoptim --strip-all -m85 {} \; && \
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echo "✅ Bildkompression abgeschlossen"
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# Server binary bauen
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RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -installsuffix cgo -ldflags="-w -s" -o server ./cmd/server
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# WASM Client bauen
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RUN GOOS=js GOARCH=wasm go build -o cmd/client/web/main.wasm ./cmd/client
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# Stage 2: Production Image
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FROM alpine:latest
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RUN apk --no-cache add ca-certificates curl tzdata && \
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addgroup -g 1000 appuser && \
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adduser -D -u 1000 -G appuser appuser
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WORKDIR /app
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# Binary und Web-Dateien vom Builder kopieren
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COPY --from=builder /app/server .
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COPY --from=builder /app/cmd/client/web ./cmd/client/web
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# User wechseln
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USER appuser
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# Port für HTTP/WebSocket
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EXPOSE 8080
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# Healthcheck
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HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
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CMD curl -f http://localhost:8080/health || exit 1
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CMD ["./server"]
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