Add .gitignore

.gitignore

@@ -0,0 +1,43 @@
+# Java / Maven
+target/
+pom.xml.tag
+pom.xml.releaseBackup
+pom.xml.versionsBackup
+pom.xml.next
+release.properties
+dependency-reduced-pom.xml
+buildNumber.properties
+.mvn/timing.properties
+.mvn/wrapper/maven-wrapper.jar
+
+# Angular / Node
+node_modules/
+dist/
+.angular/
+.cache/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.pnpm-debug.log*
+
+# IDE
+.idea/
+*.iml
+.vscode/
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Logs
+*.log
+
+# Claude / Windsurf
+.claude/
+.windsurfrules
+
+# Documentation temporaire
+docs/edraw/