feature(inst): New command to get video from instagram url

[HooFoo]

Not tested yet

[aluminiumgeek]

insta-scrape is not maintained and doesn't currently work

Traceback (most recent call last):
  File "/app/modules/user_inst.py", line 41, in main
    insta_reel.scrape(headers=headers)
  File "/app/env/lib/python3.7/site-packages/instascrape/scrapers/post.py", line 88, in scrape
    return_instance.upload_date = datetime.datetime.fromtimestamp(return_instance.timestamp)
ValueError: Invalid value NaN (not a number)

You could try this one instead https://github.com/instaloader/instaloader