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Document Introductory ENSRainbow Topics#1513

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djstrong wants to merge 35 commits intomainfrom
932-refine-ensrainbow-docs3
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Document Introductory ENSRainbow Topics#1513
djstrong wants to merge 35 commits intomainfrom
932-refine-ensrainbow-docs3

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@djstrong djstrong commented Jan 12, 2026

Lite PR


Summary

  • Added comprehensive "Unknown Labels" documentation page explaining the fundamental problem ENSRainbow solves
  • Integrated the new page into the ENSRainbow concepts section with LinkCard and learning path updates
  • Added cross-reference link from main ENSRainbow index page
  • Closes Refine ENSRainbow Docs #932

Why

This documentation fills a gap in explaining the core problem that ENSRainbow addresses. The unknown labels concept is fundamental to understanding ENSRainbow's purpose, but was previously only briefly mentioned without comprehensive explanation. This new page provides detailed coverage of what unknown labels are, why they exist, how they impact indexing and applications, and how ENSRainbow mitigates the problem.


Testing

  • Verified markdown syntax and formatting
  • Checked that all internal links resolve correctly
  • Confirmed LinkCard appears properly in concepts index

Notes for Reviewer (Optional)

This is documentation-only; no code or runtime behavior changes.


Checklist

  • This PR does not change runtime behavior or semantics
  • This PR is low-risk and safe to review quickly

- Introduced `convert-csv` command for converting CSV files to .ensrainbow format.
- Added support for single and two-column CSV formats.
- Implemented error handling for invalid CSV data.
- Created tests for various CSV scenarios, including special characters and invalid formats.
- Updated package dependencies to include `csv-simple-parser` for CSV parsing.
- Introduced `--existing-db-path` option to filter out existing labels from an ENSRainbow database during CSV conversion.
- Enhanced conversion process to skip duplicate labels within the same CSV file.
- Updated logging to include statistics on filtered labels.
- Added comprehensive tests for filtering functionality and updated documentation to reflect new features.
- Added new command-line options for CSV conversion: `--silent`, `--disable-dedup`, `--cache-size`, `--use-bloom-filter`, and `--bloom-filter-size`.
- Implemented a deduplication database using ClassicLevel with optional Bloom filter for faster processing.
- Updated the conversion process to support deduplication and improved memory management.
- Enhanced logging for large file processing and added tests for new deduplication features.
- Added a function to estimate memory usage of Maps for better tracking.
- Reduced default cache size in DeduplicationDB from 10000 to 1000.
- Enhanced backpressure handling during CSV writing to prevent memory overflow.
- Updated logging to include output backpressure events and improved performance for large files.
- Streamlined the CSV processing to operate in a completely sequential manner.
- Removed unused command-line options for deduplication and Bloom filter from the CLI interface.
- Updated default progress interval from 10000 to 50000 records for improved performance.
- Enhanced logging for file processing and memory management during CSV conversion.
- Cleaned up code for better readability and maintainability.
…s, adding references to the glossary for clarity. Update environment variable descriptions in `.env.local.example` files and improve comments in scripts to ensure consistent understanding of label set concepts.
…ipts to enhance clarity on label sets and versions. Add glossary references for better understanding across multiple files.
…criptions in Terraform variables for clarity on label sets and versions. Add references to the glossary for improved understanding.
…sh and add references to the ENSRainbow Glossary for comprehensive understanding.
…l" in the ENSRainbow overview and API client comments, improving clarity and user understanding.
…rd" in multiple files, improving clarity and user understanding of the data model and related concepts.
…VERSION references and enhancing clarity in environment variable definitions. Update examples for consistency and improve overall readability.
…set reference links, ensuring consistency and clarity in documentation. Enhance user understanding of environment variables related to label sets.
Updated the URL for the labelhash glossary reference.
…creating `.ensrainbow` files from both SQL and CSV sources. Update the description of the `searchlight` label set to reflect its availability and improved dataset features. Revise performance metrics for the `searchlight` dataset and include usage examples for downloading the extended discovery dataset.
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Pull request overview

This pull request adds comprehensive documentation explaining the fundamental problem of unknown labels in ENS and how ENSRainbow solves it.

Changes:

  • Added a new "Unknown Labels" concept documentation page that explains what unknown labels are, why they exist, their impact on indexing and applications, and how ENSRainbow's healing service addresses them
  • Updated the main ENSRainbow overview page to include a link to the new unknown labels documentation
  • Updated the concepts index page to include the unknown labels page in the learning path and navigation

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File Description
docs/ensnode.io/src/content/docs/ensrainbow/index.mdx Added a reference link to the new unknown labels documentation page for comprehensive explanation
docs/ensnode.io/src/content/docs/ensrainbow/concepts/unknown-labels.mdx New comprehensive documentation explaining unknown labels, their causes, impacts, and how ENSRainbow's healing service works to mitigate them
docs/ensnode.io/src/content/docs/ensrainbow/concepts/index.mdx Added the unknown labels page to the concepts navigation and inserted it as step 2 in the recommended learning path

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@djstrong djstrong changed the title 932 refine ensrainbow docs3 Document Introductory ENSRainbow Topics Jan 12, 2026
@djstrong djstrong self-assigned this Jan 12, 2026
@djstrong djstrong marked this pull request as ready for review January 12, 2026 13:52
@djstrong djstrong requested a review from a team as a code owner January 12, 2026 13:52
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@djstrong Thanks. Reviewed and shared feedback.

Co-authored-by: lightwalker.eth <126201998+lightwalker-eth@users.noreply.github.com>
Copilot AI review requested due to automatic review settings February 3, 2026 15:43
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coderabbitai bot commented Feb 3, 2026

📝 Walkthrough

Walkthrough

Adds a changeset for a patch to @docs/ensnode. Introduces a new “Unknown Labels” documentation page, inserts a LinkCard and reorders the ENSRainbow learning path in the concepts index, and adds a short explanatory paragraph with a link in the ENSRainbow index.

Changes

Cohort / File(s) Summary
Release Notes
.changeset/lucky-eagles-hammer.md
Adds a changeset documenting a patch release for @docs/ensnode (Document Introductory ENSRainbow Topics).
ENSRainbow Docs — New content & index updates
docs/ensnode.io/src/content/docs/ensrainbow/concepts/unknown-labels.mdx, docs/ensnode.io/src/content/docs/ensrainbow/concepts/index.mdx, docs/ensnode.io/src/content/docs/ensrainbow/index.mdx
Adds a new “Unknown Labels” concept page; inserts a LinkCard for it and reorders the learning path (shifts subsequent items); adds a brief explanatory paragraph linking to the new page in the main ENSRainbow index.
ENSRainbow Docs — Sidebar order metadata
docs/ensnode.io/src/content/docs/ensrainbow/concepts/architecture.mdx, docs/ensnode.io/src/content/docs/ensrainbow/concepts/creating-files.mdx, docs/ensnode.io/src/content/docs/ensrainbow/concepts/data-model.mdx, docs/ensnode.io/src/content/docs/ensrainbow/concepts/label-sets-and-versioning.mdx, docs/ensnode.io/src/content/docs/ensrainbow/concepts/performance.mdx, docs/ensnode.io/src/content/docs/ensrainbow/concepts/typescript-interfaces.mdx, docs/ensnode.io/src/content/docs/ensrainbow/concepts/versioning.mdx
Updated front-matter sidebar.order values to reflect the new ordering in the concepts section (purely presentational metadata changes).

Estimated code review effort

🎯 3 (Moderate) | ⏱️ ~20 minutes

Suggested labels

ensnode-internal

Poem

I nibble docs with eager paws,
New labels peek from rainbow gauze—
Unknown today, now clearly shown,
A path reordered, seeds are sown.
Patch notes tucked, I hop and hum. 🐇🌈

🚥 Pre-merge checks | ✅ 5
✅ Passed checks (5 passed)
Check name Status Explanation
Title check ✅ Passed The title 'Document Introductory ENSRainbow Topics' clearly and concisely summarizes the main change of adding comprehensive documentation for unknown labels and related ENSRainbow concepts.
Description check ✅ Passed The PR description follows the required template structure with all key sections completed: Summary, Why, Testing, Notes, and Checklist with clear explanations of changes and verification steps.
Linked Issues check ✅ Passed The PR addresses the 'Document Introductory ENSRainbow Topics' objective [#932] by adding comprehensive unknown labels documentation, explanation of causes/impacts, background information, and ENSRainbow's solution.
Out of Scope Changes check ✅ Passed All changes are documentation-only (new MDX files and front-matter updates) directly supporting the linked issue #932 objective. No unrelated code modifications or out-of-scope alterations are present.
Docstring Coverage ✅ Passed No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

✏️ Tip: You can configure your own custom pre-merge checks in the settings.

✨ Finishing touches
🧪 Generate unit tests (beta)
  • Create PR with unit tests
  • Post copyable unit tests in a comment
  • Commit unit tests in branch 932-refine-ensrainbow-docs3

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Actionable comments posted: 2

🤖 Fix all issues with AI agents
In `@docs/ensnode.io/src/content/docs/ensrainbow/concepts/unknown-labels.mdx`:
- Around line 86-90: Standardize usage by changing "onchain" to "on‑chain" and
use the verb form "look up" (not "lookup") when describing actions; specifically
update the phrase "onchain events" to "on‑chain events" and change "attempts to
lookup the label" (and any other instances where "lookup" is used as a verb) to
"attempts to look up the label" — apply the same edits for the other occurrence
referenced (around the "ENSRainbow lookup" / "labelhash" / "label" text).
- Line 18: The sentence "ENSRainbow serves the goal of minimizing the number of
unknown labels that exist, and therefore minimizing the probability that users
experience interacting them." is ungrammatical; update the sentence (in the
content containing the string "ENSRainbow serves the goal of minimizing the
number of unknown labels...") to a clearer wording such as: "ENSRainbow aims to
minimize the number of unknown labels and thus reduce the probability that users
encounter them." Replace the original sentence with this or an equivalent
grammatically correct variant.

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Pull request overview

Copilot reviewed 4 out of 4 changed files in this pull request and generated 2 comments.


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Copilot AI review requested due to automatic review settings February 3, 2026 16:31
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Pull request overview

Copilot reviewed 11 out of 11 changed files in this pull request and generated no new comments.


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Actionable comments posted: 1

🤖 Fix all issues with AI agents
In `@docs/ensnode.io/src/content/docs/ensrainbow/concepts/unknown-labels.mdx`:
- Around line 72-75: The text currently claims ENSNode “heal 100% of subnames
under `addr.reverse`”, which is an absolute guarantee; update the copy to soften
this—replace the phrase in the paragraph referencing `addr.reverse` and ENSNode
so it reads something like “near-complete healing of subnames under
`addr.reverse`” or “currently covers all observed subnames under `addr.reverse`”
(or similar qualifying wording) and ensure the surrounding bullets referencing
ENSNode and `addr.reverse` are consistent with the toned-down claim.

Comment on lines +72 to +75
- **Contract events**: Some contracts (like `ETHRegistrarController` or `NameWrapper`) emit the human-readable label in their events
- **[Rainbow table](/ensrainbow/concepts/glossary#rainbow-table) lookups**: The human-readable label for a given labelhash can be determined via customizable and massive rainbow table lookups through ENSRainbow
- **Heuristics for addr.reverse**: ENSNode uses specialized heuristics that heal 100% of subnames under `addr.reverse`, which represent reverse ENS records
- **Intelligent expansion strategies**: ENSNode has implemented strategies to intelligently expand the set of rainbow tables in ENSRainbow over time, ensuring healing coverage improves continuously
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⚠️ Potential issue | 🟡 Minor

Avoid absolute “100%” claim unless guaranteed.
“heal 100% of subnames under addr.reverse” is a hard guarantee; consider softening (e.g., “near‑complete” / “currently covers all observed”) unless this is strictly enforced and invariant.

🤖 Prompt for AI Agents
In `@docs/ensnode.io/src/content/docs/ensrainbow/concepts/unknown-labels.mdx`
around lines 72 - 75, The text currently claims ENSNode “heal 100% of subnames
under `addr.reverse`”, which is an absolute guarantee; update the copy to soften
this—replace the phrase in the paragraph referencing `addr.reverse` and ENSNode
so it reads something like “near-complete healing of subnames under
`addr.reverse`” or “currently covers all observed subnames under `addr.reverse`”
(or similar qualifying wording) and ensure the surrounding bullets referencing
ENSNode and `addr.reverse` are consistent with the toned-down claim.

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Refine ENSRainbow Docs

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