mdsmith Markdown linter

July 20, 2026

Version updated for https://github.com/jeduden/mdsmith to version v0.53.0.

This action is used across all versions by 0 repositories.

Action Type

This is a Composite action.

Go to the GitHub Marketplace to find the latest changes.

Action Summary

The mdsmith action checks and formats Markdown files in a repository using a static Go binary. It automates the process of maintaining consistent Markdown across different files and pipelines, providing auto-fix capabilities to improve readability and structure.

What’s Changed

arch(lsp): split server.go into focused sibling files by @jeduden in https://github.com/jeduden/mdsmith/pull/680
arch: add trivial-accessor exemption comments in workspace.go by @jeduden in https://github.com/jeduden/mdsmith/pull/681
arch(lint): split layer0.go into focused sibling files by @jeduden in https://github.com/jeduden/mdsmith/pull/678
perf: replace map[string]bool sets with map[string]struct{} across hot paths by @jeduden in https://github.com/jeduden/mdsmith/pull/679
bench(lint): add inline scanner benchmark and corpus hit-rate test by @jeduden in https://github.com/jeduden/mdsmith/pull/682
perf: reduce GC scan span and eliminate padding in hot structs by @jeduden in https://github.com/jeduden/mdsmith/pull/683
security: retire resolved findings from 2026-06-19 SARIF files by @jeduden in https://github.com/jeduden/mdsmith/pull/685
test(samefileanchor): add dedicated unit tests for 12 unexported helpers by @jeduden in https://github.com/jeduden/mdsmith/pull/687
test(inline_scan): add dedicated unit tests for 12 unexported helpers by @jeduden in https://github.com/jeduden/mdsmith/pull/686
docs(benchmarks): restructure the benchmark write-up for scannability by @jeduden in https://github.com/jeduden/mdsmith/pull/684
perf: apply high-performance-go guidelines across 5 hot paths (3-round review) by @jeduden in https://github.com/jeduden/mdsmith/pull/688
audit(2026-06-24): flag test-debt and rename dedup tax by @jeduden in https://github.com/jeduden/mdsmith/pull/689
refactor(rename): export NormalizedLabel/RefDefBracketBytes, remove lsp duplicates by @jeduden in https://github.com/jeduden/mdsmith/pull/690
test(lsp/rename): add dedicated unit tests for 13 unexported helpers by @jeduden in https://github.com/jeduden/mdsmith/pull/692
chore(deps): bump github.com/tetratelabs/wazero from 1.11.0 to 1.12.0 by @dependabot[bot] in https://github.com/jeduden/mdsmith/pull/691
test: add dedicated unit tests for export helpers and two small rename helpers (plan 2606240213) by @jeduden in https://github.com/jeduden/mdsmith/pull/693
audit(arch): 2026-06-24 sweep (09f22d3..3d35b77); add plans 2606241814-15 by @jeduden in https://github.com/jeduden/mdsmith/pull/696
perf: five high-performance-go fixes from codebase audit by @jeduden in https://github.com/jeduden/mdsmith/pull/697
security: upgrade golang.org/x/net to v0.56.0 (fixes 5 CVEs) by @jeduden in https://github.com/jeduden/mdsmith/pull/698
test(lsp): add dedicated unit tests for rename dispatch helpers (plan 2606241814) by @jeduden in https://github.com/jeduden/mdsmith/pull/699
fix: bump Go to 1.25.11 and golang.org/x/net to v0.56.0 to fix 22 CVEs by @jeduden in https://github.com/jeduden/mdsmith/pull/700
test(lint): add unit tests for layer0_html.go helpers (plan 2606260211) by @jeduden in https://github.com/jeduden/mdsmith/pull/701
test(lint): add dedicated unit tests for 9 lineclass_scan HTML helpers (plan 2606260614) by @jeduden in https://github.com/jeduden/mdsmith/pull/702
test(cuelite): add dedicated unit tests for 7 engine.go unexported helpers (plan 2606260615) by @jeduden in https://github.com/jeduden/mdsmith/pull/703
fix(plan): resolve merge conflict markers in plan 2606260615 by @jeduden in https://github.com/jeduden/mdsmith/pull/704
chore(arch): architecture audit 2026-06-26 — clean pass by @jeduden in https://github.com/jeduden/mdsmith/pull/705
Add opt-in reflow auto-fix to line-length (MDS001) by @jeduden in https://github.com/jeduden/mdsmith/pull/709
chore(arch): architecture audit 2026-06-28 — clean pass by @jeduden in https://github.com/jeduden/mdsmith/pull/708
docs(features): explain the Claude Code integration from a user view by @jeduden in https://github.com/jeduden/mdsmith/pull/710
docs(vscode): lead the VS Code page with the install decision by @jeduden in https://github.com/jeduden/mdsmith/pull/713
Plan: scope the LSP workspace singleton per client so instances coexist by @jeduden in https://github.com/jeduden/mdsmith/pull/714
perf: replace manual byte loops with bytes package SIMD functions; fix CRLF reflow corruption by @jeduden in https://github.com/jeduden/mdsmith/pull/712
ci(merge-queue): only run queue job when the queue label is added by @jeduden in https://github.com/jeduden/mdsmith/pull/717
chore(deps): bump golang.org/x/tools from 0.45.0 to 0.47.0 by @dependabot[bot] in https://github.com/jeduden/mdsmith/pull/716
perf: fix top 5 high-performance-go.md violations by @jeduden in https://github.com/jeduden/mdsmith/pull/715
docs(comparison): refresh mdbase section for rename, backlinks, and deps by @jeduden in https://github.com/jeduden/mdsmith/pull/718
Forbid “honest” + AI-speak repo-wide, and make the vocabulary a user-extensible word-list resource by @jeduden in https://github.com/jeduden/mdsmith/pull/694
docs(plan): plan deterministic prose-tell rules and redraw the Vale boundary by @jeduden in https://github.com/jeduden/mdsmith/pull/719
fix(arch): route reflow abbreviation lookup through internal/mdtext by @jeduden in https://github.com/jeduden/mdsmith/pull/722
plan: redesign move/rename as one refactor engine (CLI, LSP, WASM) by @jeduden in https://github.com/jeduden/mdsmith/pull/721
APM research: how mdsmith supports Agent Package Manager workflows by @jeduden in https://github.com/jeduden/mdsmith/pull/728
chore(deps): bump markdownlint-cli2 from 0.22.1 to 0.23.0 in /docs/research/benchmarks/npm by @dependabot[bot] in https://github.com/jeduden/mdsmith/pull/727
perf: fix top 5 high-performance-go.md violations in the rule hot path by @jeduden in https://github.com/jeduden/mdsmith/pull/725
perf: fix top 5 high-performance-go.md violations found by audit by @jeduden in https://github.com/jeduden/mdsmith/pull/729
security: 2026-07-03 post-audit diff review (low findings only) by @jeduden in https://github.com/jeduden/mdsmith/pull/720
perf: fix top 5 high-performance-go.md violations by @jeduden in https://github.com/jeduden/mdsmith/pull/723
plan: extractable per-file metrics (readability) with YAML output by @jeduden in https://github.com/jeduden/mdsmith/pull/724
security: 2026-07-10 post-audit diff review (no findings) by @jeduden in https://github.com/jeduden/mdsmith/pull/730
perf: fix top 5 high-performance-go.md violations from audit by @jeduden in https://github.com/jeduden/mdsmith/pull/731
perf: fix top 5 high-performance-go.md violations by @jeduden in https://github.com/jeduden/mdsmith/pull/732
refactor: export wordlist.Dedup/ToAnySlice, remove duplicate implementations by @jeduden in https://github.com/jeduden/mdsmith/pull/726
feat: Open Knowledge Format (OKF) support — required-frontmatter rule, init --starter okf, and dev guide by @jeduden in https://github.com/jeduden/mdsmith/pull/711
refactor(astutil): export CountLeadingSpaces and IsBlank, remove per-rule duplicates by @jeduden in https://github.com/jeduden/mdsmith/pull/734
feat(init): redesign around config sources and additive packs by @jeduden in https://github.com/jeduden/mdsmith/pull/733
test(architecture): add missing tests for public rule/directive contract methods by @jeduden in https://github.com/jeduden/mdsmith/pull/736
perf: fix top 5 high-performance-go.md violations (round 6) by @jeduden in https://github.com/jeduden/mdsmith/pull/737
review: fix double-scan, allocation regression, and test gaps by @jeduden in https://github.com/jeduden/mdsmith/pull/735
chore(deps): bump golang.org/x/tools from 0.47.0 to 0.48.0 by @dependabot[bot] in https://github.com/jeduden/mdsmith/pull/741
perf: fix top 5 high-performance-go.md violations (round 7) by @jeduden in https://github.com/jeduden/mdsmith/pull/742
test: add dedicated unit tests for unexported helpers (plan 2607051919) by @jeduden in https://github.com/jeduden/mdsmith/pull/738
Fix linkgraph purity-contract mismatch for wikilink resolution by @jeduden in https://github.com/jeduden/mdsmith/pull/739
perf: fix top 5 high-performance-go.md violations (round 8) by @jeduden in https://github.com/jeduden/mdsmith/pull/740
feat(placeholders): add apm-input-token for APM ${input:NAME} prompt parameters by @jeduden in https://github.com/jeduden/mdsmith/pull/743
feat(output): add SARIF 2.1.0 output format for mdsmith check and fix –dry-run by @jeduden in https://github.com/jeduden/mdsmith/pull/744
docs(security): 2026-07-17 post-audit diff review by @jeduden in https://github.com/jeduden/mdsmith/pull/746
feat(metrics): add metrics get subcommand with readability metrics by @jeduden in https://github.com/jeduden/mdsmith/pull/747
feat(MDS072): add external-link-check rule (issue #47) by @jeduden in https://github.com/jeduden/mdsmith/pull/707
fix(merge-driver): scope ignore-derived -merge lines to Markdown (#750) by @jeduden in https://github.com/jeduden/mdsmith/pull/752
docs(wordlists): complete plan 2606251522 — integration test and doc updates by @jeduden in https://github.com/jeduden/mdsmith/pull/748
feat: foreign managed-region protection for mdsmith fix by @jeduden in https://github.com/jeduden/mdsmith/pull/749
Split init-subcommand logic out of cmd/mdsmith/main.go by @jeduden in https://github.com/jeduden/mdsmith/pull/751

Full Changelog: https://github.com/jeduden/mdsmith/compare/v0.52.0...v0.53.0