Custom appender for log4net which adds logs as new card in provided Trello list.
<log4net>
<appender name="TrelloAppender" type="Taviloglu.log4net.TrelloAppender, Taviloglu.log4net.TrelloAppender" >
<threshold value="Error" />
<!-- Keys Required For Trello Cards API https://developers.trello.com/v1.0/reference#cards-2 -->
<Token value="your-token"/>
<Key value="your-api-key"/>
<ListId value="ListId"/>
<Position value="top"/>
<Members value="memberId01,memberId02"/>
<!-------------------------------------->
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%-5level %date [%-5.5thread] %-40.40logger - %message%newline" />
</layout>
</appender>
<root>
<appender-ref ref="TrelloAppender" />
<level value="ALL"></level>
</root>
</log4net>