Auto seeding video duration to database without manual intervention

[mvp5464]

PR Fixes:

• 1 If video duration is empty, and anyone clicks on that video, It adds video duration to the database
• 2 Video thumbnail will have proper duration

Resolves #485

Old PR #486 #558 : Closed because of many merge conflict other problems

Checklist before requesting a review

• I have performed a self-review of my code
• I assure there is no similar/duplicate pull request regarding same issue

1> Need to seed every-time when uploading a video

2> Week-9 is seeded but Week-10 is not seeded

Approach

Screencast.from.23-04-24.01.51.18.PM.IST.webm

[siinghd]

@mvp5464 , the video duration should be added actually from the backend while posting the video... this seems little forced idk how to explain it

[mvp5464]

@mvp5464 , the video duration should be added actually from the backend while posting the video... this seems little forced idk how to explain it

Yes @siinghd sir, so should I create pr to add the duration when the video is uploaded (also suggested in comment in this #558 pr)