# 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

# IDE
.idea/
*.iml
*.ipr
*.iws
.project
.classpath
.settings/
.vscode/

# Java
*.class
*.jar
*.war
*.ear
*.log
hs_err_pid*

# H2 / 本地数据库（可选：若需提交空库可去掉 data/）
data/*.db
data/*.trace.db

# OS
.DS_Store
Thumbs.db

# 环境与密钥（勿提交）
.env
*.pem
*.key