Add weapon data

public/data/weapons/moment-of-truth.json

@@ -0,0 +1,13 @@
+{
+  "id": "moment-of-truth",
+  "name": "Moment of Truth",
+  "atk": 160,
+  "crt": 16,
+  "rarity": 4,
+  "skills": [
+    {
+      "name": "Death Knell",
+      "description": "[SP: 13][CD: 30s] For 2s, deal powerful Time Slow to enemies in a large AOE and accelerates character's Attack Speed and Move Speed by 30%. Duration: 5s."
+    }
+  ]
+}