initial commit

Signed-off-by: ale <ale@manalejandro.com>

Dockerfile

@@ -0,0 +1,45 @@
+# Build stage
+FROM eclipse-temurin:21-jdk-alpine AS build
+WORKDIR /app
+
+# Copy maven wrapper and pom.xml
+COPY mvnw .
+COPY mvnw.cmd .
+COPY .mvn .mvn
+COPY pom.xml .
+
+# Download dependencies
+RUN chmod +x mvnw && ./mvnw dependency:go-offline -B
+
+# Copy source code
+COPY src src
+
+# Build the application
+RUN ./mvnw package -DskipTests -B
+
+# Runtime stage
+FROM eclipse-temurin:21-jre-alpine
+WORKDIR /app
+
+# Create non-root user for security
+RUN addgroup -g 1001 -S appgroup && \
+    adduser -u 1001 -S appuser -G appgroup
+
+# Copy the built artifact from build stage
+COPY --from=build /app/target/*.war app.war
+
+# Change ownership
+RUN chown -R appuser:appgroup /app
+
+# Switch to non-root user
+USER appuser
+
+# Expose port
+EXPOSE 8080
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=3s --start-period=60s --retries=3 \
+    CMD wget --no-verbose --tries=1 --spider http://localhost:8080/api/customers || exit 1
+
+# Run the application
+ENTRYPOINT ["java", "-jar", "app.war"]