feat(datapacks): add mc26 recipe tuning for copper chest, torches, and waystones

- Update recipe for copper chest to disable vanilla crafting
- Modify torch recipe to increase yield (8 torches per craft)
- Adjust warp stone recipe for Waystones mod (reduce ender pearl cost)
- Add pack.mcmeta for mc26 datapack compatibility
- Move recipe configurations to dedicated mc26 datapack folder
- Update documentation with manual tuning instructions

datapacks/m2621/data/waystones/warp_stone.json

@@ -0,0 +1,17 @@
+{
+  "type": "minecraft:crafting_shaped",
+  "pattern": [
+    "aga",
+    "gpg",
+    "aga"
+  ],
+  "key": {
+    "a": "minecraft:amethyst_shard",
+    "g": "minecraft:gold_ingot",
+    "p": "minecraft:ender_pearl"
+  },
+  "result": {
+    "id": "waystones:warp_stone",
+    "count": 1
+  }
+}