made some local files

Dockerfile

@@ -1,25 +1,16 @@
-# Use Maven + JDK 17 image for building
-FROM maven:3.9.3-eclipse-temurin-17 AS build
-
+FROM maven:3.9.4-eclipse-temurin-17 AS build
 WORKDIR /app
 
-# Copy pom and java files
+# Copy pom and source code
 COPY pom.xml .
 COPY src ./src
 
 # Build the jar
 RUN mvn clean package -DskipTests
 
-# Use smaller JDK image for runtime
-FROM eclipse-temurin:17-jdk-jammy
-
+# Run stage
+FROM eclipse-temurin:17-jre
 WORKDIR /app
-
-# Copy jar from build stage
 COPY --from=build /app/target/demo-0.0.1-SNAPSHOT.jar app.jar
-
-# Expose default Spring Boot port
 EXPOSE 8080
-
-# Run the jar
-ENTRYPOINT ["java","-jar","app.jar"]
+ENTRYPOINT ["java", "-jar", "app.jar"]

pom.xml

@@ -1,16 +1,15 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+<project xmlns="http://maven.apache.org/POM/4.0.0" 
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 
-         http://maven.apache.org/xsd/maven-4.0.0.xsd">
+                             http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-
     <groupId>com.example</groupId>
     <artifactId>demo</artifactId>
     <version>0.0.1-SNAPSHOT</version>
     <packaging>jar</packaging>
 
-    <name>demo</name>
-    <description>Spring Boot app for Supabase</description>
+    <name>springboot-hf</name>
+    <description>Spring Boot HF Space Example</description>
 
     <parent>
         <groupId>org.springframework.boot</groupId>
@@ -29,31 +28,11 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
         </dependency>
-
-        <!-- Spring Data JPA -->
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-data-jpa</artifactId>
-        </dependency>
-
-        <!-- PostgreSQL driver (for Supabase) -->
-        <dependency>
-            <groupId>org.postgresql</groupId>
-            <artifactId>postgresql</artifactId>
-            <scope>runtime</scope>
-        </dependency>
-
-        <!-- Optional: Lombok -->
+        
+        <!-- Optional: for JSON serialization -->
         <dependency>
-            <groupId>org.projectlombok</groupId>
-            <artifactId>lombok</artifactId>
-            <optional>true</optional>
-        </dependency>
-
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-test</artifactId>
-            <scope>test</scope>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-databind</artifactId>
         </dependency>
     </dependencies>
 
@@ -65,5 +44,4 @@
             </plugin>
         </plugins>
     </build>
-
 </project>

src/main/java/com/example/demo/DemoApplication.java

@@ -2,10 +2,18 @@ package com.example.demo;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
 
 @SpringBootApplication
+@RestController
 public class DemoApplication {
 
+    @GetMapping("/user")
+    public User getUser() {
+        return new User("Kevan", 21);
+    }
+
     public static void main(String[] args) {
         SpringApplication.run(DemoApplication.class, args);
     }

src/main/java/com/example/demo/User.java

@@ -1,32 +1,19 @@
 package com.example.demo;
 
-import jakarta.persistence.Entity;
-import jakarta.persistence.GeneratedValue;
-import jakarta.persistence.GenerationType;
-import jakarta.persistence.Id;
-
-@Entity
 public class User {
-
-    @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
-    private Long id;
-
     private String name;
-    private String email;
+    private int age;
 
-    // Constructors
     public User() {}
-    public User(String name, String email) {
+
+    public User(String name, int age) {
         this.name = name;
-        this.email = email;
+        this.age = age;
     }
 
-    // Getters and setters
-    public Long getId() { return id; }
-    public void setId(Long id) { this.id = id; }
     public String getName() { return name; }
     public void setName(String name) { this.name = name; }
-    public String getEmail() { return email; }
-    public void setEmail(String email) { this.email = email; }
+
+    public int getAge() { return age; }
+    public void setAge(int age) { this.age = age; }
 }