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implement multi-stage build in java Dockerfile to remove host dependencies #323

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Merged
pradeeban merged 1 commit into from
Feb 14, 2026
Merged

implement multi-stage build in java Dockerfile to remove host dependencies #323

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14 changes: 0 additions & 14 deletions Dockerfile
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17 changes: 17 additions & 0 deletions Dockerfile.java
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Original file line number Diff line number Diff line change
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#build stage
FROM maven:3.9-eclipse-temurin-17-alpine AS builder
WORKDIR /build
COPY pom.xml .
RUN mvn dependency:go-offline -B
COPY src ./src
RUN mvn clean package -DskipTests

#runtime stage
FROM eclipse-temurin:17-jdk-alpine

WORKDIR /app

# Copy the JAR from the build stage
COPY --from=builder /build/target/concore-*.jar /app/concore.jar
EXPOSE 3000
CMD ["java", "-jar", "/app/concore.jar"]