meldestelle/config/docker/caddy/web-app/Dockerfile
Stefan Mogeritsch 11c597f147 feat: add runtime configuration for Caddy-based SPA containerization
Introduced `config.json` runtime configuration fetch mechanism to support the "Build Once, Deploy Everywhere" pattern. Replaced NGINX with Caddy for SPA deployment, enabling SPA routing, security headers, and static asset management. Updated Gradle and Kotlin/JS build configurations to align with the new runtime environment. Enhanced Dockerfile and health checks for optimized CI/CD workflows and improved SPA delivery.
2026-02-02 16:19:20 +01:00

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3.1 KiB
Docker

# syntax=docker/dockerfile:1.8
# ===================================================================
# Multi-Stage Dockerfile for Meldestelle Web-App (Kotlin/JS)
# Version: 3.0.0 - Caddy Edition with Runtime Config
# ===================================================================
# === GLOBAL ARGS ===
ARG GRADLE_VERSION=9.2.1
ARG JAVA_VERSION=25
ARG CADDY_VERSION=2.11-alpine
ARG VERSION=1.0.0-SNAPSHOT
ARG BUILD_DATE
# ===================================================================
# Stage 1: Build Stage
# ===================================================================
FROM gradle:${GRADLE_VERSION}-jdk${JAVA_VERSION} AS builder
LABEL stage=builder
WORKDIR /workspace
# 1. Gradle Optimizations (Memory & Caching)
# Increased Heap to 4g for Kotlin 2.3 JS Compilation
ENV GRADLE_OPTS="-Dorg.gradle.caching=true \
-Dorg.gradle.daemon=false \
-Dorg.gradle.parallel=true \
-Dorg.gradle.workers.max=4 \
-Dorg.gradle.jvmargs=-Xmx4g \
-XX:+UseParallelGC"
ENV GRADLE_USER_HOME=/home/gradle/.gradle
# 2. Dependency Layering (Optimize Cache Hit Rate)
COPY gradlew gradlew.bat gradle.properties settings.gradle.kts ./
COPY gradle/ gradle/
# Copy Version Catalog explicitly first!
COPY gradle/libs.versions.toml gradle/libs.versions.toml
RUN chmod +x gradlew
# 3. Copy Sources (Monorepo Structure)
COPY platform/ platform/
COPY core/ core/
COPY backend/ backend/
COPY frontend/ frontend/
COPY config/ config/
COPY contracts/ contracts/
# Create dummy docs dir
RUN mkdir -p docs
# 4. Build Web App
# Using --no-configuration-cache initially to avoid issues with first run in docker,
# but can be enabled if stable.
RUN --mount=type=cache,target=/home/gradle/.gradle/caches \
--mount=type=cache,target=/home/gradle/.gradle/wrapper \
./gradlew :frontend:shells:meldestelle-portal:jsBrowserDistribution \
-Pproduction=true \
-PnoSourceMaps=true \
--no-daemon \
--stacktrace
# 5. Prepare Dist
RUN mkdir -p /app/dist && \
cp -r frontend/shells/meldestelle-portal/build/dist/js/productionExecutable/* /app/dist/
# ===================================================================
# Stage 2: Runtime Stage (Caddy)
# ===================================================================
FROM caddy:${CADDY_VERSION}
ARG VERSION
ARG BUILD_DATE
LABEL service="web-app" \
version="${VERSION}" \
maintainer="Meldestelle Development Team" \
build.date="${BUILD_DATE}"
# Copy Caddy Config & Templates
COPY config/docker/caddy/web-app/Caddyfile /etc/caddy/Caddyfile
COPY config/docker/caddy/web-app/config.json /usr/share/caddy/config.json
# Copy Static Assets from Builder
COPY --from=builder /app/dist/ /usr/share/caddy/
# Ensure favicon exists (fallback)
COPY --from=builder /workspace/config/docker/nginx/web-app/favicon.svg /usr/share/caddy/favicon.svg
EXPOSE 4000
HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
CMD wget --no-verbose --tries=1 --spider http://localhost:4000/health || exit 1
CMD ["caddy", "run", "--config", "/etc/caddy/Caddyfile", "--adapter", "caddyfile"]