Describe your environment

(if applicable)

• Operating system: Ubuntu SMP
• Python Version: Python 3.8.5
• CCXT version: not found
• Freqtrade Version: freqtrade docker-e2bbc0aa

Describe the en

Expected Behavior

Be able to update a series of indicators with a single command.

Actual Behavior

Python algorithm needs to make a historical data request that returns a pandas DataFrame that will be used to update indicators. If the algorithm uses EnableAutomaticIndicatorWarmUp instead, it will make the same historical data request if there is more than one indicator per Symbol.

Some suggestions to make it easier to run the backend without the front end. Some of these suggestions might be *ix only:

• a command line parameter to indicate that the back end should start with everything that is pending without waiting for a front end to be available in the browser.
• some instruction to make it work as a daemon (Linux) or service (Windows) to gain independence from the te