# ------------------------------------------------------------------
# STAGE 1: Build the application using Maven Wrapper
# ------------------------------------------------------------------
FROM eclipse-temurin:25-jdk-alpine AS builder

WORKDIR /app

# Copy the Maven wrapper and pom.xml first to cache dependencies
COPY .mvn/ .mvn
COPY mvnw pom.xml ./

# Make the wrapper executable (just in case) and download dependencies
RUN chmod +x mvnw
RUN ./mvnw dependency:go-offline

# Copy the actual source code and build the application (skip tests in Docker,
# as they will be run by the Gitea Action before the build)
COPY src ./src
RUN ./mvnw clean package -DskipTests

# ------------------------------------------------------------------
# STAGE 2: Create the minimal runtime image
# ------------------------------------------------------------------
FROM eclipse-temurin:25-jre-alpine

WORKDIR /app

# Passed by the CI workflow; shown by GET /api/version
ARG GIT_SHA=dev
ARG BUILD_TIME=
ENV APP_BUILD_COMMIT=$GIT_SHA APP_BUILD_TIME=$BUILD_TIME

# Expose the port your Spring Boot app runs on
EXPOSE 8090

# Copy the compiled jar file from the builder stage
COPY --from=builder /app/target/*.jar app.jar

# Run the application
ENTRYPOINT ["java", "-jar", "app.jar"]