Overleaf/services/git-bridge/src/main/resources/logback.xml

<configuration>
    <!-- Log everything (subject to logger and root levels set below) to stdout. -->
    <appender name="stdout" class="ch.qos.logback.core.ConsoleAppender">
        <target>System.out</target>
        <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
            <level>INFO</level>
        </filter>
        <encoder>
            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} %-5level [%thread] %logger{0}: %msg%n</pattern>
        </encoder>
    </appender>

    <!-- Log warnings and errors to stderr. We send them to a log aggregation service for monitoring. -->
    <appender name="stderr" class="ch.qos.logback.core.ConsoleAppender">
        <target>System.err</target>
        <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
            <level>WARN</level>
        </filter>
        <encoder>
            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} %-5level [%thread] %logger{0}: %msg%n</pattern>
        </encoder>
    </appender>

    <!-- Set log levels for the application (or parts of the application). -->
    <logger name="uk.ac.ic.wlgitbridge" level="INFO" />

    <!-- The root log level determines how much our dependencies put in the logs. -->
    <root level="WARN">
        <appender-ref ref="stdout" />
        <appender-ref ref="stderr" />
    </root>
</configuration>