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[0xBernny]

closes #257

Summary

Related Issue

Closes #257

Complexity

• Trivial (typo, docs, small refactor)
• [✔️ ] Medium (new feature, bug fix)
• High (major refactor, breaking change, security-critical)

Changes Made

• Created a brand-new indexer/README.md file containing architecture overviews, environment variable references, Docker instructions, and REST API payload examples.
• Updated the repository's root README.md file to cleanly link directly to the new indexer documentation.

Test Coverage

N/A - Pure documentation task. Verified markdown structure renders cleanly.

# Example:
# cargo test
# running 15 tests
# test result: ok. 15 passed; 0 failed

Test output

Security Considerations

N/A. This pull request only introduces helpful public documentation and does not expose any private database URLs, deployment secrets, or environment variables.

Checklist

• [✔️ ] Code follows project conventions (see CONTRIBUTING.md)
• Tests added/updated and passing
• Documentation updated (if needed)
• [ ✔️] Commit message follows Conventional Commits
• No secrets or sensitive data in code
• Breaking changes documented (if applicable)

[drips-wave]

@0xBernny Great news! 🎉 Based on an automated assessment of this PR, the linked Wave issue(s) no longer count against your application limits.

You can now already apply to more issues while waiting for a review of this PR. Keep up the great work! 🚀

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