Merge pull request 'pack: v0.29.1 — Improved Village Placement' (#51) from feature/v0.29.1-improved-village-placement into main

Adds Improved Village Placement 1.1.1 (Modrinth). Forces villages
to spawn on flat terrain instead of clipping into hillsides /
floating mid-air on slopes. Tiny mod (34KB). Required dep
Lithostitched is already in the pack at 1.7.2.

Verified live: mod loaded, server boots clean, port 25565 binds.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

pack/pack.lock.json

@@ -1,13 +1,13 @@
 {
   "$schema": "Brass-and-Sigil pack.lock.json - generated, do not edit by hand unless you know what you are doing",
   "name": "Brass and Sigil",
-  "version": "0.29.0",
+  "version": "0.29.1",
   "minecraft": "1.21.1",
   "loader": {
     "type": "neoforge",
     "version": "21.1.228"
   },
-  "lockedAt": "2026-05-28T20:40:32Z",
+  "lockedAt": "2026-05-29T18:08:18Z",
   "mods": [
     {
       "source": "modrinth",
@@ -998,6 +998,17 @@
       "sha1": "3a93862421d0a8cdae1e3a3d7f0d4bd01e049007",
       "size": 14702,
       "side": "both"
+    },
+    {
+      "source": "modrinth",
+      "slug": "improved-village-placement",
+      "versionId": "A9qu7ToP",
+      "version": "1.1.1",
+      "path": "mods/improved-village-placement-1.1.1.jar",
+      "url": "https://cdn.modrinth.com/data/KA0MllEw/versions/A9qu7ToP/improved-village-placement-1.1.1.jar",
+      "sha1": "15740b951061eea637a36a967d64085f9375a932",
+      "size": 34172,
+      "side": "both"
     }
   ],
   "defaultServer": {