add 'help' function that displays usageadd parsers autodiscovery (provide some common interface)add some kind of memoizationadd exchange rate display for the given dateshow graphs with exchange rate for the given number of daysAdd more verbose logging and logging to fileTurn playbook into roleTurn mongo installation into separate playbookCache exchange requestsCreate local vagrant deployadd '/course bank list' option to dispay banks choices/banks command is used insteaddisplay exchange change rates.Done via using /course -d <diff_days> -c <cur_name>Type annotations, we use Python 3, why the hell not?add /course bank to see data about courses in the given bankreplace BS with lxml to speedup page parsing (or maybe use lxml as html parsing library within bs4)Add inline bot to show currency for the given vbankOn big date differences dates on the plot are hardly distinctableThink about inline functionality of any kind (pass exchange rates for the given currency to the chat?)Add functionality to temporarily disable parseradd /compare see data about currency from diffrent bank (/best is implemented)- Check and update Debian deployment
- Setup mongodb config, create admin and normal user (dat feel when mongo's not hipster enough)
- Rotate image cache to not overflow disk (say limit to 500 mb)
- User bank selection cache should be persistent