Drop TypeDoc

The generated API docs were never published or built in CI, and
typedoc's peer range stops at TypeScript 6.0. TSDoc comments stay.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

docs/contributing.md

@@ -135,7 +135,6 @@ Keep in mind if you're working on external plugins the `--dev-plugin` option is
 | `pnpm watch` | TypeScript compilation as files change; restart affected Node processes afterward. |
 | `pnpm -r run prepare` | Compiled packages, generated validators, and production web bundles. |
 | `pnpm build-mod` | Factorio mod archives in root `dist/`. |
-| `pnpm docs` | Generated API documentation. |
 
 `pnpm build` alone does not regenerate the standalone validator or web bundles.
 After changing `packages/lib/src/data/messages_core.ts`, run `pnpm -r run prepare` to compile the schema and regenerate its validator.

docs/decisions.md

@@ -91,6 +91,11 @@ Therefore, we decided to use TSDoc comments for this purpose as it is well inter
 Our specific implementation is TypeDoc because it is lightweight it and can output TSDoc comments as html.
 API Extractor was also considered but not selected.
 
+🧾 29th October 2026 | [Github PR #1147](https://github.com/clusterio/clusterio/pull/1147)
+
+We dropped TypeDoc as the generated docs were never published and it does not support TypeScript 7.
+TSDoc comments are still used for editor hover text.
+
 
 ## Code Style (General)