docs: add a distribution and listings page

CLAUDE.md

@@ -173,6 +173,19 @@ shipped product (see `skills/CLAUDE.md`); the MCP server serves a generated inde
 `bestax-mcp/CLAUDE.md`). This file is also read by **CodeRabbit** (PR reviews)
 and the **`@claude`** GitHub Action (project instructions), so keep it accurate.
 
+## Distribution and listings
+
+`docs/docs/guides/distribution.md` lists the registries, plugin marketplaces, directories and
+curated lists we know carry Bestax, and marks which ones only change when a maintainer updates
+them by hand. Third-party entries copy facts from this repo, and no check here can see them.
+
+- Read its "What goes stale" section before a change that adds, renames or removes a skill,
+  changes what `bestax-mcp` offers or how it starts, ships a new major, renames or moves a
+  package or a bestax.io page, or changes an install command. Say in the PR which listings
+  that section names need a manual update.
+- Update the page in the same PR when a listing is added, accepted or removed, or when how one
+  updates changes.
+
 ## AI development loop
 
 **The fix loop.** Issues labeled `claude-fix` (requires triage+ access, verified live) are

bestax-mcp/CLAUDE.md

@@ -109,6 +109,10 @@ Independent semantic-release keyed off the `bestax-mcp` commit scope
 ways that publish fails quietly are documented in `VERSIONING.md` and
 `scripts/lib/pnpm-publish.mjs`.
 
+MCP directories and lists describe what the server offers and give `npx -y bestax-mcp@1` as
+its command. A change to either, to how it starts, or a new major means updating the listings
+that `docs/docs/guides/distribution.md` names under "What goes stale".
+
 Its `prepack` runs the guard and then `scripts/sync-skills.mjs`, which fills
 `data/skills/` at pack time. That directory is gitignored while the manifest
 `data/skills.json` is committed, so packing locally does not dirty the tree —