Add weapon data

public/data/weapons/2nd-sacred-relic.json

@@ -0,0 +1,17 @@
+{
+  "id": "2nd-sacred-relic",
+  "name": "2nd Sacred Relic",
+  "atk": 254,
+  "crt": 59,
+  "rarity": 5,
+  "skills": [
+    {
+      "name": "Saint's Prediction",
+      "description": "Accelerates attack SP recovery by 35%."
+    },
+    {
+      "name": "Thunder Clouds",
+      "description": "Hits against enemies deal an additional 50 Lightning DMG. Character gains 10.0% Crit DMG for every 25 points of current SP. Effect stacks up to 8 times."
+    }
+  ]
+}