Commit web/assets/maps/ WebPs so deploys are self-contained

121 MB across 66 dungeon-floor WebPs (~150 KB–6 MB each). Previously
gitignored on the assumption LFS would be needed; plain git handles this
fine and it removes the kg_fetch → kg_stitch dependency from the deploy
path. README and Ansible bring-up step updated.

README.md

@@ -14,7 +14,8 @@ courtesy of RaiderIO (verbal permission, see attribution below).
   comments, gateways), NPC names from companion `en_US.js`.
 - **Frontend:** vanilla HTML/CSS/JS, single page, no build step. Pan/zoom
   via CSS transform on the canvas stage; SVG overlay in image-pixel space.
-- **Hosting:** static. ~470 MB of WebPs total. Drop behind nginx; no backend.
+- **Hosting:** static. ~120 MB of WebPs total, committed to the repo. Drop
+  behind nginx; no backend.
 
 ## Layout
 
@@ -40,7 +41,7 @@ mplus-routes/
     ├── app.js
     └── assets/
         ├── dungeons.json
-        └── maps/             per-dungeon WebPs (gitignored — too big without LFS)
+        └── maps/             per-dungeon WebPs (~120 MB, committed)
 ```
 
 ## Build
@@ -50,7 +51,7 @@ python3 -m venv .venv
 .venv/bin/pip install Pillow
 
 .venv/bin/python tools/kg_fetch.py --workers 32 --zoom 4   # fetch tiles + data (~1.3 GB raw)
-.venv/bin/python tools/kg_stitch.py --workers 4            # → web/assets/maps/*.webp (~470 MB)
+.venv/bin/python tools/kg_stitch.py --workers 4            # → web/assets/maps/*.webp (~120 MB)
 .venv/bin/python tools/kg_build_data.py                    # → web/assets/dungeons.json
 ```
 
@@ -71,8 +72,8 @@ TLS automatically.
 First-time bring-up:
 1. Add `mplus.exil.es` A/AAAA records in NetBox (→ public HAProxy VIPs)
 2. Push the Ansible commit, trigger `Ansible_DeployPublicHaproxy`
-3. Materialize `web/assets/maps/` on the deploy host (run the build pipeline above)
-4. Run `playbooks/setup_mplus_routes.yml`
+3. Run `playbooks/setup_mplus_routes.yml` — `web/assets/maps/` ships in the
+   repo, no pre-build step needed.
 
 ## Coverage