feat(FTS) 新增种田系统

data/items.json

@@ -23,6 +23,98 @@
         "hydration": 50
       }
     },
+    {
+      "id": "wheat_seed",
+      "name": "小麦种子",
+      "description": "可以种植小麦的种子。",
+      "type": "seed",
+      "weight": 0.1,
+      "volume": 0.5,
+      "value": 2,
+      "gridSize": {
+        "width": 1,
+        "height": 1
+      },
+      "sprite": {
+        "width": 16,
+        "height": 16,
+        "color": 16766720
+      },
+      "properties": {
+        "plantable": true,
+        "crop_type": "wheat",
+        "growth_time": 10000
+      }
+    },
+    {
+      "id": "wheat",
+      "name": "小麦",
+      "description": "成熟的小麦，可以用来制作食物。",
+      "type": "food",
+      "weight": 0.5,
+      "volume": 1.0,
+      "value": 10,
+      "gridSize": {
+        "width": 1,
+        "height": 1
+      },
+      "sprite": {
+        "width": 16,
+        "height": 16,
+        "color": 16774656
+      },
+      "properties": {
+        "edible": true,
+        "nutrition": 30,
+        "hydration": 5
+      }
+    },
+    {
+      "id": "carrot_seed",
+      "name": "胡萝卜种子",
+      "description": "可以种植胡萝卜的种子。",
+      "type": "seed",
+      "weight": 0.1,
+      "volume": 0.5,
+      "value": 3,
+      "gridSize": {
+        "width": 1,
+        "height": 1
+      },
+      "sprite": {
+        "width": 16,
+        "height": 16,
+        "color": 16711680
+      },
+      "properties": {
+        "plantable": true,
+        "crop_type": "carrot",
+        "growth_time": 8000
+      }
+    },
+    {
+      "id": "carrot",
+      "name": "胡萝卜",
+      "description": "新鲜的胡萝卜，可以直接食用。",
+      "type": "food",
+      "weight": 0.3,
+      "volume": 0.8,
+      "value": 8,
+      "gridSize": {
+        "width": 1,
+        "height": 1
+      },
+      "sprite": {
+        "width": 16,
+        "height": 16,
+        "color": 16737792
+      },
+      "properties": {
+        "edible": true,
+        "nutrition": 25,
+        "hydration": 10
+      }
+    },
     {
       "id": "canned_food",
       "name": "罐头食品",