Updated:Dockerfile

Author: harshal-rembhotkar

Dockerfile.java

@@ -1,4 +1,14 @@
-FROM openjdk:latest
-COPY . /src
-WORKDIR /src
+FROM openjdk:17-jdk-alpine
 
+WORKDIR /app
+
+# Only copy the JAR if it exists
+COPY ./target/concore-0.0.1-SNAPSHOT.jar /app/concore.jar || true
+
+# Ensure the JAR file is executable if present
+RUN [ -f /app/concore.jar ] && chmod +x /app/concore.jar || true
+
+EXPOSE 3000
+
+# Run Java app only if the JAR exists, otherwise do nothing
+CMD ["/bin/sh", "-c", "if [ -f /app/concore.jar ]; then java -jar /app/concore.jar; else echo 'No Java application found, exiting'; fi"]