From 8c8eccb35e4fc249f09ba4b6992e59f567412de6 Mon Sep 17 00:00:00 2001
From: Cedric Hornberger <mail@cedric-hornberger.de>
Date: Wed, 4 Feb 2026 15:13:23 +0100
Subject: [PATCH] dockerfile aktualisiert

---
 dockerfile | 22 +++++++++++++++++++---
 1 file changed, 19 insertions(+), 3 deletions(-)

diff --git a/dockerfile b/dockerfile
index 6fad8f9..48ce5db 100644
--- a/dockerfile
+++ b/dockerfile
@@ -1,7 +1,23 @@
-FROM eclipse-temurin:17-jdk
+# Stage 1: Build the JAR
+FROM eclipse-temurin:17-jdk AS build
 
-COPY ./target/*.jar app.jar
+WORKDIR /app
+
+# Copy Maven files and source code
+COPY pom.xml .
+COPY src ./src
+
+# Build the Spring Boot app
+RUN ./mvnw clean package -DskipTests
+
+# Stage 2: Runtime
+FROM eclipse-temurin:17-jdk-slim
+
+WORKDIR /app
+
+# Copy built JAR from build stage
+COPY --from=build /app/target/*.jar app.jar
 
 EXPOSE 8080
 
-ENTRYPOINT ["java","-jar", "app.jar"]
\ No newline at end of file
+ENTRYPOINT ["java","-jar","app.jar"]