Update Dockerfile

Dockerfile

@@ -1,11 +1,25 @@
-# Use official Eclipse Temurin for Java 21
-FROM eclipse-temurin:21-jdk-alpine AS build
+# Step 1: Build the jar using a full Maven image
+FROM maven:3.9.6-eclipse-temurin-21 AS build
 WORKDIR /app
-COPY . .
-RUN ./mvnw clean package -DskipTests
 
+# Copy only the pom.xml first to cache dependencies (faster builds)
+COPY pom.xml .
+RUN mvn dependency:go-offline
+
+# Copy the source code and build
+COPY src src
+RUN mvn clean package -DskipTests
+
+# Step 2: Run the jar using a slim JRE image
 FROM eclipse-temurin:21-jre-alpine
 WORKDIR /app
+
+# Copy the built jar from the previous stage
 COPY --from=build /app/target/*.jar app.jar
+
+# Hugging Face specific setup
 EXPOSE 7860
-ENTRYPOINT ["java", "-jar", "app.jar"]
+# Set user to 1000 for Hugging Face permissions
+USER 1000
+
+ENTRYPOINT ["java", "-jar", "app.jar", "--server.port=7860"]