Diagrama de clases preliminar

.gitignore

+/target/
+.idea/
+.vscode/
+.settings
+.project
+.classpath
+
+*.iml
+.DS_Store
+
+# The following files are generated/updated by vaadin-maven-plugin
+node_modules/
+frontend/generated/
+pnpmfile.js
+vite.generated.ts
+
+# Browser drivers for local integration tests
+drivers/
+# Error screenshots generated by TestBench for failed integration tests
+error-screenshots/
+webpack.generated.js
+/etc/
+/h2db/