Update README.md with comprehensive documentation #15
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Update README.md with comprehensive documentation
Summary
Complete rewrite of the README.md to provide clearer, more structured documentation for the Amazon DynamoDB Chat Sample application. The new README follows a standard documentation format with:
Notable changes from the original README:
table_sample.pngimageUpdates since last revision
Local Testing Performed
The local development instructions were tested end-to-end:
Review & Testing Checklist for Human
table_sample.pngreference is acceptabledemo.gif,demo_arch.png,table.png,GSI_sample.png) render correctly on GitHubRecommended test plan: Follow the Quick Start > Local Development section step-by-step to verify the instructions work correctly on your machine.
Notes
flake8 .)build (3.7)) is a pre-existing infrastructure issue - Python 3.7 is no longer available on GitHub Actions Ubuntu 24.04 runners. This is unrelated to the README changes.