Logstash configuration for import bank transactions

logstash.conf

input {
    file {
        path => ["bank/*.csv"]
        start_position => "beginning"
    }
}
filter {
    csv {
        columns => ['date', 'name', 'account',  'contra-account', 'code', 'increasedecrease', 'amount', 'category', 'description']
    }
    date {
        match => [ "date", "dd-MM-YY" ]
    }
    mutate {
        convert => [ "amount", "float" ]
    }
}
output {
    elasticsearch {
        embedded => true
        index => 'logstash-%{+YYYY.MM}'
    }
}