Initial upload

.gitattributes

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+/gradlew text eol=lf
+*.bat text eol=crlf
+*.jar binary

.gitignore

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-# Compiled class file
-*.class
+HELP.md
+.gradle
+build/
+!gradle/wrapper/gradle-wrapper.jar
+!**/src/main/**/build/
+!**/src/test/**/build/
 
-# Log file
-*.log
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
 
-# BlueJ files
-*.ctxt
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
 
-# Mobile Tools for Java (J2ME)
-.mtj.tmp/
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
 
-# Package Files #
-*.jar
-*.war
-*.nar
-*.ear
-*.zip
-*.tar.gz
-*.rar
-
-# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
-hs_err_pid*
-replay_pid*
+### VS Code ###
+.vscode/
+/data/*

backend/Dockerfile

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+FROM gradle:jdk21-alpine AS build
+WORKDIR /app
+
+# Nur die Build-Dateien kopieren, um Caching zu nutzen
+COPY build.gradle settings.gradle gradlew ./
+COPY gradle/ ./gradle/
+
+# Abhängigkeiten herunterladen (wird gecacht)
+RUN gradle dependencies --no-daemon
+
+# Restlichen Source-Code kopieren und App bauen
+COPY . .
+RUN gradle clean build --no-daemon -x test
+
+# ---
+
+# ---
+
+# Runtime Stage: Startet die gebaute JAR-Datei
+FROM amazoncorretto:21-alpine
+WORKDIR /app
+
+# Kopiere nur die gebaute JAR aus dem 'build'-Stage
+COPY --from=build /app/build/libs/*.jar app.jar
+
+# Ports freigeben (gute Praxis)
+EXPOSE 8080
+
+# Starte die App UND aktiviere Remote Debugging an Port 5005
+CMD ["java", "-jar", "app.jar"]

backend/build.gradle

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+plugins {
+    id 'java'
+    id 'org.springframework.boot' version '3.5.5'
+    id 'io.spring.dependency-management' version '1.1.7'
+//    id "com.gorylenko.gradle-git-properties" version "2.4.1"
+}
+
+group = 'de.haevn'
+version = '0.0.1-SNAPSHOT'
+description = 'backend'
+
+bootRun {
+    jvmArgs += "-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=0.0.0.0:9876"
+    jvmArgs += '--add-opens=jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED'
+}
+
+
+java {
+    toolchain {
+        languageVersion = JavaLanguageVersion.of(21)
+    }
+}
+configurations {
+    compileOnly {
+        extendsFrom annotationProcessor
+    }
+}
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
+    implementation 'org.springframework.boot:spring-boot-starter-web'
+    implementation 'org.springframework.boot:spring-boot-starter-websocket'
+    compileOnly 'org.projectlombok:lombok'
+    annotationProcessor 'org.projectlombok:lombok'
+    testImplementation 'org.springframework.boot:spring-boot-starter-test'
+    testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
+//    implementation 'com.h2database:h2'
+    developmentOnly("org.springframework.boot:spring-boot-devtools")
+    implementation("org.springdoc:springdoc-openapi-starter-webmvc-ui:2.8.12")
+//    implementation("pl.project13.maven:git-commit-id-plugin:4.9.10")
+    implementation('org.springframework.boot:spring-boot-starter-actuator')
+    implementation 'com.fasterxml.jackson.core:jackson-core'
+    implementation 'com.fasterxml.jackson.core:jackson-databind'
+    implementation 'com.fasterxml.jackson.core:jackson-annotations'
+    implementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-xml'
+    implementation 'com.github.librepdf:openpdf:1.3.30'
+    implementation 'org.postgresql:postgresql:42.7.3'
+    implementation 'org.springframework.boot:spring-boot-devtools'
+// https://mvnrepository.com/artifact/com.google.googlejavaformat/google-java-format
+    implementation("com.google.googlejavaformat:google-java-format:1.31.0")
+    implementation 'org.springframework.boot:spring-boot-starter-data-mongodb'
+    implementation 'org.postgresql:postgresql:42.7.7'
+    implementation 'org.springframework.boot:spring-boot-starter-security'
+    implementation("org.apache.pdfbox:pdfbox:3.0.6")
+    implementation("org.apache.pdfbox:pdfbox:3.0.6")
+    implementation("io.github.openhtmltopdf:openhtmltopdf-core:1.1.31")
+    implementation("io.github.openhtmltopdf:openhtmltopdf-pdfbox:1.1.31")
+    implementation("io.github.openhtmltopdf:openhtmltopdf-svg-support:1.1.31")
+}
+
+tasks.named('test') {
+    useJUnitPlatform()
+}
+
+tasks.named("compileJava") {
+    doLast {
+        file(".trigger-file").setLastModified(System.currentTimeMillis())
+    }
+}

backend/dev.Dockerfile

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+# Wir nutzen direkt das Gradle Image als Basis (kein Multi-Stage für Dev!)
+FROM gradle:jdk21-alpine
+
+WORKDIR /app
+
+# 1. Gradle-Konfiguration kopieren (für Caching der Dependencies)
+COPY build.gradle settings.gradle gradlew ./
+COPY gradle/ ./gradle/
+
+# 2. Abhängigkeiten laden
+RUN gradle dependencies --no-daemon
+
+# 3. Source Code kopieren
+# (Wird zur Laufzeit durch dein Docker-Compose Volume überschrieben,
+# aber gut als Fallback)
+COPY . .
+
+# Ports: 8080 (App) und 5005 (Debugger)
+EXPOSE 8080 5005
+
+# WICHTIG: Statt ein fertiges JAR zu starten, lassen wir Gradle die App starten.
+# Das sorgt dafür, dass Änderungen im Code (via Volume) beim Neustart erkannt werden.
+# Wir übergeben hier auch die Debugger-Argumente direkt an die JVM von Gradle.
+CMD ["gradle", "bootRun", "--no-daemon", "-PjvmArgs=-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:5005"]

backend/gradle/wrapper/gradle-wrapper.properties

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+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists