README for serving models using TorchServe Docker Container

[agunapal]

Description

This is a README showing an example for serving models using Docker container

Fixes #(2113)

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• New feature (non-breaking change which adds functionality)
• This change requires a documentation update

Feature/Issue validation/testing

The outputs posted in the README are from executing the steps mentioned

Checklist:

• Did you have fun?
• Have you added tests that prove your fix is effective or that this feature works?
• Has code been commented, particularly in hard-to-understand areas?
• Have you made corresponding changes to the documentation?

[codecov]

Codecov Report

Merging #2118 (cdd152b) into master (485ebf8) will not change coverage.
The diff coverage is n/a.

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[msaroufim]

I'd prefer if we also delete code from https://github.com/pytorch/serve/blob/master/docker/README.md#create-torch-model-archiver-from-container and just have a single point of truth that's linked from the main README and not just the examples page

[agunapal]

I'd prefer if we also delete code from https://github.com/pytorch/serve/blob/master/docker/README.md#create-torch-model-archiver-from-container and just have a single point of truth that's linked from the main README and not just the examples page

@msaroufim I'll add a link to the example there. There is probably more than one way to serve the model using docker?