fix(wiki): version User-Agent and update setup docs

CONTRIBUTING.md

@@ -17,8 +17,7 @@ don't clone it to work on the server.
   stripping (`node src/index.ts`); no ts-node. (`engines` in `package.json` is the
   looser `>=20` — that governs the _published_ bundle's runtime, not this
   from-source dev workflow.)
-- **Windows-native by default.** DF + DFHack run on the Windows host; there is no
-  headless mode yet (that's [#27](https://github.com/alexanderolvera/dfhack-mcp/issues/27)).
+- **Windows-native by default.** DF + DFHack run on the Windows host; headless mode is available via Docker (see [docker/README.md](docker/README.md)) ([#27](https://github.com/alexanderolvera/dfhack-mcp/issues/27)).
 - **Don't expose the fort.** Never enable `allow_remote` in `remote-server.json`.
   DFHack's RPC only accepts connections that _originate_ from `127.0.0.1`, so the
   server talks to `localhost:5000` by default. `DFHACK_HOST` / `DFHACK_PORT` can

README.md

@@ -207,6 +207,7 @@ All optional, set in your MCP client's `env` for the server:
 | `DFHACK_PORT`          | `5000`      | Port for DFHack's Remote RPC.                                                                                           |
 | `DFHACK_MCP_ACTUATORS` | _(unset)_   | Set to `1` to expose the write actuators (off = strictly read-only).                                                    |
 | `DFHACK_MCP_DEV`       | _(unset)_   | Set to `1` to expose `run_lua`, a raw DFHack Lua escape hatch (reads **and writes** game state; for tool authors only). |
+| `DFHACK_MCP_QUERY_DIR` | `src/dfhack-queries/` (dev) / `dist/dfhack-queries/` (bundled) | Overrides the directory from which the MCP query scripts are loaded. |
 
 ## Troubleshooting
 

src/wiki/api.ts

@@ -1,7 +1,8 @@
 import { cleanHtml } from './clean.ts';
+import pkg from '../../package.json' with { type: 'json' };
 
 const API = 'https://dwarffortresswiki.org/api.php';
-const USER_AGENT = 'dfhack-mcp/0.1 (personal DF co-pilot)';
+const USER_AGENT = `${pkg.name}/${pkg.version} (personal DF co-pilot)`;
 // The wiki kept DF2014 for the Steam/Premium release — a known constant, no v50.
 export const VERSION_NS = 'DF2014';
 const SEARCH_LIMIT = 8;