init
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198
build/docker/Dockerfile.cross
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198
build/docker/Dockerfile.cross
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# Cross-compile Wails v3 apps to any platform
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#
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# Darwin: Zig + macOS SDK
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# Linux: Native GCC when host matches target, Zig for cross-arch
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# Windows: Zig + bundled mingw
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#
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# Usage:
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# docker build -t wails-cross -f Dockerfile.cross .
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# docker run --rm -v $(pwd):/app wails-cross darwin arm64
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# docker run --rm -v $(pwd):/app wails-cross darwin amd64
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# docker run --rm -v $(pwd):/app wails-cross linux amd64
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# docker run --rm -v $(pwd):/app wails-cross linux arm64
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# docker run --rm -v $(pwd):/app wails-cross windows amd64
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# docker run --rm -v $(pwd):/app wails-cross windows arm64
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FROM golang:1.25-bookworm
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ARG TARGETARCH
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# Install base tools, GCC, and GTK/WebKit dev packages
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RUN apt-get update && apt-get install -y --no-install-recommends \
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curl xz-utils nodejs npm pkg-config gcc libc6-dev \
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libgtk-3-dev libwebkit2gtk-4.1-dev \
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libgtk-4-dev libwebkitgtk-6.0-dev \
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&& rm -rf /var/lib/apt/lists/*
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# Install Zig - automatically selects correct binary for host architecture
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ARG ZIG_VERSION=0.14.0
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RUN ZIG_ARCH=$(case "${TARGETARCH}" in arm64) echo "aarch64" ;; *) echo "x86_64" ;; esac) && \
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curl -L "https://ziglang.org/download/${ZIG_VERSION}/zig-linux-${ZIG_ARCH}-${ZIG_VERSION}.tar.xz" \
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| tar -xJ -C /opt \
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&& ln -s /opt/zig-linux-${ZIG_ARCH}-${ZIG_VERSION}/zig /usr/local/bin/zig
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# Download macOS SDK (required for darwin targets)
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ARG MACOS_SDK_VERSION=14.5
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RUN curl -L "https://github.com/joseluisq/macosx-sdks/releases/download/${MACOS_SDK_VERSION}/MacOSX${MACOS_SDK_VERSION}.sdk.tar.xz" \
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| tar -xJ -C /opt \
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&& mv /opt/MacOSX${MACOS_SDK_VERSION}.sdk /opt/macos-sdk
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ENV MACOS_SDK_PATH=/opt/macos-sdk
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# Create Zig CC wrappers for cross-compilation targets
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# Darwin and Windows use Zig; Linux uses native GCC (run with --platform for cross-arch)
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# Darwin arm64
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COPY <<'ZIGWRAP' /usr/local/bin/zcc-darwin-arm64
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#!/bin/sh
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ARGS=""
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SKIP_NEXT=0
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for arg in "$@"; do
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if [ $SKIP_NEXT -eq 1 ]; then
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SKIP_NEXT=0
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continue
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fi
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case "$arg" in
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-target) SKIP_NEXT=1 ;;
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-mmacosx-version-min=*) ;;
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*) ARGS="$ARGS $arg" ;;
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esac
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done
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exec zig cc -fno-sanitize=all -target aarch64-macos-none -isysroot /opt/macos-sdk -I/opt/macos-sdk/usr/include -L/opt/macos-sdk/usr/lib -F/opt/macos-sdk/System/Library/Frameworks -w $ARGS
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ZIGWRAP
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RUN chmod +x /usr/local/bin/zcc-darwin-arm64
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# Darwin amd64
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COPY <<'ZIGWRAP' /usr/local/bin/zcc-darwin-amd64
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#!/bin/sh
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ARGS=""
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SKIP_NEXT=0
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for arg in "$@"; do
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if [ $SKIP_NEXT -eq 1 ]; then
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SKIP_NEXT=0
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continue
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fi
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case "$arg" in
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-target) SKIP_NEXT=1 ;;
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-mmacosx-version-min=*) ;;
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*) ARGS="$ARGS $arg" ;;
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esac
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done
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exec zig cc -fno-sanitize=all -target x86_64-macos-none -isysroot /opt/macos-sdk -I/opt/macos-sdk/usr/include -L/opt/macos-sdk/usr/lib -F/opt/macos-sdk/System/Library/Frameworks -w $ARGS
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ZIGWRAP
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RUN chmod +x /usr/local/bin/zcc-darwin-amd64
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# Windows amd64 - uses Zig's bundled mingw
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COPY <<'ZIGWRAP' /usr/local/bin/zcc-windows-amd64
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#!/bin/sh
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ARGS=""
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SKIP_NEXT=0
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for arg in "$@"; do
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if [ $SKIP_NEXT -eq 1 ]; then
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SKIP_NEXT=0
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continue
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fi
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case "$arg" in
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-target) SKIP_NEXT=1 ;;
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-Wl,*) ;;
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*) ARGS="$ARGS $arg" ;;
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esac
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done
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exec zig cc -target x86_64-windows-gnu $ARGS
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ZIGWRAP
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RUN chmod +x /usr/local/bin/zcc-windows-amd64
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# Windows arm64 - uses Zig's bundled mingw
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COPY <<'ZIGWRAP' /usr/local/bin/zcc-windows-arm64
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#!/bin/sh
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ARGS=""
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SKIP_NEXT=0
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for arg in "$@"; do
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if [ $SKIP_NEXT -eq 1 ]; then
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SKIP_NEXT=0
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continue
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fi
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case "$arg" in
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-target) SKIP_NEXT=1 ;;
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-Wl,*) ;;
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*) ARGS="$ARGS $arg" ;;
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esac
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done
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exec zig cc -target aarch64-windows-gnu $ARGS
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ZIGWRAP
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RUN chmod +x /usr/local/bin/zcc-windows-arm64
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# Build script
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COPY <<'SCRIPT' /usr/local/bin/build.sh
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#!/bin/sh
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set -e
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OS=${1:-darwin}
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ARCH=${2:-arm64}
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case "${OS}-${ARCH}" in
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darwin-arm64|darwin-aarch64)
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export CC=zcc-darwin-arm64
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export GOARCH=arm64
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export GOOS=darwin
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;;
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darwin-amd64|darwin-x86_64)
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export CC=zcc-darwin-amd64
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export GOARCH=amd64
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export GOOS=darwin
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;;
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linux-arm64|linux-aarch64)
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export CC=gcc
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export GOARCH=arm64
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export GOOS=linux
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;;
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linux-amd64|linux-x86_64)
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export CC=gcc
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export GOARCH=amd64
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export GOOS=linux
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;;
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windows-arm64|windows-aarch64)
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export CC=zcc-windows-arm64
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export GOARCH=arm64
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export GOOS=windows
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;;
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windows-amd64|windows-x86_64)
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export CC=zcc-windows-amd64
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export GOARCH=amd64
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export GOOS=windows
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;;
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*)
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echo "Usage: <os> <arch>"
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echo " os: darwin, linux, windows"
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echo " arch: amd64, arm64"
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exit 1
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;;
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esac
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export CGO_ENABLED=1
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export CGO_CFLAGS="-w"
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# Build frontend if exists and not already built (host may have built it)
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if [ -d "frontend" ] && [ -f "frontend/package.json" ] && [ ! -d "frontend/dist" ]; then
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(cd frontend && npm install --silent && npm run build --silent)
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fi
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# Build
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APP=${APP_NAME:-$(basename $(pwd))}
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mkdir -p bin
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EXT=""
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LDFLAGS="-s -w"
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if [ "$GOOS" = "windows" ]; then
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EXT=".exe"
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LDFLAGS="-s -w -H windowsgui"
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fi
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go build -ldflags="$LDFLAGS" -o bin/${APP}-${GOOS}-${GOARCH}${EXT} .
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echo "Built: bin/${APP}-${GOOS}-${GOARCH}${EXT}"
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SCRIPT
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RUN chmod +x /usr/local/bin/build.sh
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WORKDIR /app
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ENTRYPOINT ["/usr/local/bin/build.sh"]
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CMD ["darwin", "arm64"]
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41
build/docker/Dockerfile.server
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41
build/docker/Dockerfile.server
Normal file
@@ -0,0 +1,41 @@
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# Wails Server Mode Dockerfile
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# Multi-stage build for minimal image size
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# Build stage
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FROM golang:alpine AS builder
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WORKDIR /app
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# Install build dependencies
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RUN apk add --no-cache git
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# Copy source code
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COPY . .
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# Remove local replace directive if present (for production builds)
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RUN sed -i '/^replace/d' go.mod || true
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# Download dependencies
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RUN go mod tidy
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# Build the server binary
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RUN go build -tags server -ldflags="-s -w" -o server .
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# Runtime stage - minimal image
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FROM gcr.io/distroless/static-debian12
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# Copy the binary
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COPY --from=builder /app/server /server
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# Copy frontend assets
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COPY --from=builder /app/frontend/dist /frontend/dist
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# Expose the default port
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EXPOSE 8080
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# Bind to all interfaces (required for Docker)
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# Can be overridden at runtime with -e WAILS_SERVER_HOST=...
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ENV WAILS_SERVER_HOST=0.0.0.0
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# Run the server
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ENTRYPOINT ["/server"]
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