ai-teacher/backend/pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<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
             https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>4.0.5</version>
    <relativePath/>
  </parent>

  <groupId>com.aiteacher</groupId>
  <artifactId>ai-teacher-backend</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  <name>ai-teacher-backend</name>
  <description>Neurosurgeon RAG Learning Platform — Backend</description>

  <properties>
    <java.version>25</java.version>
    <spring-ai.version>2.0.0-M4</spring-ai.version>
  </properties>

  <dependencyManagement>
    <dependencies>
      <dependency>
        <groupId>org.springframework.ai</groupId>
        <artifactId>spring-ai-bom</artifactId>
        <version>${spring-ai.version}</version>
        <type>pom</type>
        <scope>import</scope>
      </dependency>
      <dependency>
        <groupId>software.amazon.awssdk</groupId>
        <artifactId>bom</artifactId>
        <version>2.30.14</version>
        <type>pom</type>
        <scope>import</scope>
      </dependency>
    </dependencies>
  </dependencyManagement>

  <dependencies>
    <!-- Spring Boot Web -->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-web</artifactId>
    </dependency>

    <!-- Spring Security (HTTP Basic) -->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-security</artifactId>
    </dependency>

    <!-- Spring Data JPA -->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-data-jpa</artifactId>
    </dependency>

    <!-- Flyway -->
    <dependency>
      <groupId>org.flywaydb</groupId>
      <artifactId>flyway-core</artifactId>
    </dependency>
    <dependency>
      <groupId>org.flywaydb</groupId>
      <artifactId>flyway-database-postgresql</artifactId>
    </dependency>

    <!-- PostgreSQL JDBC driver -->
    <dependency>
      <groupId>org.postgresql</groupId>
      <artifactId>postgresql</artifactId>
      <scope>runtime</scope>
    </dependency>

    <!-- Spring AI — pgvector vector store -->
    <dependency>
      <groupId>org.springframework.ai</groupId>
      <artifactId>spring-ai-starter-vector-store-pgvector</artifactId>
    </dependency>

    <!-- Spring AI — OpenAI starter (embedding + chat model autoconfigure) -->
    <dependency>
      <groupId>org.springframework.ai</groupId>
      <artifactId>spring-ai-starter-model-openai</artifactId>
    </dependency>

    <!-- Spring AI — ChatClient fluent API -->
    <dependency>
      <groupId>org.springframework.ai</groupId>
      <artifactId>spring-ai-client-chat</artifactId>
    </dependency>

    <!-- Spring AI — QuestionAnswerAdvisor (RAG) -->
    <dependency>
      <groupId>org.springframework.ai</groupId>
      <artifactId>spring-ai-advisors-vector-store</artifactId>
    </dependency>

    <!-- Spring AI — PDF document reader (includes PDFBox transitively) -->
    <dependency>
      <groupId>org.springframework.ai</groupId>
      <artifactId>spring-ai-pdf-document-reader</artifactId>
    </dependency>

    <!-- PDFBox — page rendering and cropping for figure extraction -->
    <dependency>
      <groupId>org.apache.pdfbox</groupId>
      <artifactId>pdfbox</artifactId>
      <version>3.0.3</version>
    </dependency>

    <!-- AWS SDK v2 — S3 figure storage -->
    <dependency>
      <groupId>software.amazon.awssdk</groupId>
      <artifactId>s3</artifactId>
    </dependency>

    <!-- Jackson (JSON) -->
    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-databind</artifactId>
    </dependency>

    <!-- Testing -->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-test</artifactId>
      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>org.springframework.security</groupId>
      <artifactId>spring-security-test</artifactId>
      <scope>test</scope>
    </dependency>
  </dependencies>

  <build>
    <plugins>
      <plugin>
        <groupId>org.graalvm.buildtools</groupId>
        <artifactId>native-maven-plugin</artifactId>
      </plugin>

      <plugin>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-maven-plugin</artifactId>
      </plugin>

      <!-- Jib — package native executable (or fat-jar) into Docker image -->
      <plugin>
        <groupId>com.google.cloud.tools</groupId>
        <artifactId>jib-maven-plugin</artifactId>
        <version>3.5.1</version>
        <configuration>
          <from>
            <!-- distroless glibc base — includes libz + libssl needed by GraalVM native binary -->
            <image>gcr.io/distroless/base-debian12</image>
          </from>
          <to>
            <image>zot.immich-ad.ovh/ai-teacher-backend</image>
            <tags>
              <tag>latest</tag>
            </tags>
          </to>
          <container>
            <format>OCI</format>
            <ports>
              <port>8080</port>
            </ports>
            <!-- invoke the native binary directly — no JVM -->
            <entrypoint>
              <arg>/app/ai-teacher-backend</arg>
            </entrypoint>
          </container>
          <!-- copy the GraalVM-compiled binary from target/ into /app/ -->
          <extraDirectories>
            <paths>
              <path>
                <from>${project.build.directory}</from>
                <into>/app</into>
                <includes>ai-teacher-backend</includes>
              </path>
            </paths>
            <permissions>
              <permission>
                <file>/app/ai-teacher-backend</file>
                <mode>755</mode>
              </permission>
            </permissions>
          </extraDirectories>
        </configuration>
      </plugin>
    </plugins>
  </build>

  <profiles>
    <profile>
      <id>native</id>
      <build>
        <plugins>
        
          <!-- GraalVM native-image compilation -->
          <plugin>
            <groupId>org.graalvm.buildtools</groupId>
            <artifactId>native-maven-plugin</artifactId>
            <version>1.0.0</version>
            <executions>
              <execution>
                <id>add-reachability-metadata</id>
                <goals>
                  <goal>add-reachability-metadata</goal>
                </goals>
              </execution>
              <execution>
                <id>compile</id>
                <goals>
                  <goal>compile-no-fork</goal>
                </goals>
                <phase>package</phase>
              </execution>
            </executions>
            <configuration>
              <imageName>ai-teacher-backend</imageName>
              <buildArgs>
                <buildArg>--initialize-at-build-time=org.slf4j,ch.qos.logback</buildArg>
                <buildArg>-H:+ReportExceptionStackTraces</buildArg>
                <buildArg>--gc=serial</buildArg>
                <buildArg>-Os</buildArg>
                <buildArg>-H:+RemoveUnusedSymbols</buildArg>
                <buildArg>-H:-EnableLoggingFeature</buildArg>
                <buildArg>-R:MaxHeapSize=128m</buildArg>
                <buildArg>-R:MinHeapSize=32m</buildArg>
                <!-- Limit native-image compiler RAM (build time, not runtime) -->
                <buildArg>-J-Xmx8g</buildArg>
              </buildArgs>
            </configuration>
          </plugin>
        </plugins>
      </build>
    </profile>
  </profiles>

</project>