* Initial plan * docs: add architecture, code style, testing, and local environment guides Co-authored-by: onnwee <211922112+onnwee@users.noreply.github.com> * docs: add database schema, prerequisites, PR process, and commit conventions Co-authored-by: onnwee <211922112+onnwee@users.noreply.github.com> * docs: add common issues and debugging guides Co-authored-by: onnwee <211922112+onnwee@users.noreply.github.com> * docs: add database setup, code of conduct, test requirements, and review process Co-authored-by: onnwee <211922112+onnwee@users.noreply.github.com> --------- Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com> Co-authored-by: onnwee <211922112+onnwee@users.noreply.github.com>