Files
KnockOutWhist-Web/Dockerfile
Janis 5c6d3ac436 fix: ensure proper CMD syntax in Dockerfile (#48)
Reviewed-on: #48
Co-authored-by: Janis <janis.e.20@gmx.de>
Co-committed-by: Janis <janis.e.20@gmx.de>
2025-11-07 15:24:08 +01:00

41 lines
948 B
Docker

# === Stage 1: Build the Play application ===
FROM sbtscala/scala-sbt:eclipse-temurin-alpine-22_36_1.10.3_3.5.1 AS builder
WORKDIR /app
# Install Node.js and Less CSS preprocessor
USER root
RUN apk add --no-cache nodejs npm && \
npm install -g less
# Cache dependencies first
COPY project ./project
COPY build.sbt ./
RUN sbt -Dscoverage.skip=true update
# Copy the rest of the code
COPY . .
# Build the app and stage it
RUN sbt -Dscoverage.skip=true clean stage
# === Stage 2: Runtime image ===
FROM eclipse-temurin:21-jre-alpine
# Install Argon2 CLI and libraries
RUN apk add --no-cache bash argon2 argon2-libs
WORKDIR /opt/playapp
# Copy staged Play build
COPY --from=builder /app/knockoutwhistweb/target/universal/stage /opt/playapp
# Expose the default Play port
EXPOSE 9000
# Set environment variables
ENV PLAY_HTTP_PORT=9000
# Run the Play app
ENTRYPOINT ["./bin/knockoutwhistweb"]
CMD ["-Dplay.server.pidfile.path=/dev/null"]