Add weapon data

public/data/weapons/fenghuang-pinions.json

@@ -0,0 +1,21 @@
+{
+  "id": "fenghuang-pinions",
+  "name": "Fenghuang Pinions",
+  "atk": 289,
+  "crt": 20,
+  "rarity": 5,
+  "skills": [
+    {
+      "name": "Miseries Abound",
+      "description": "[SP: 6][CD: 25s] Unleash a lightning strike upon the target to deal 200.0%x3 ATK of Lightning DMG. Tap the weapon button again to cast weapon finisher which deals 400.0% ATK of Lightning DMG to the target and enemies nearby, paralyzes the target for 1s and makes them take 35.0% bonus Lightning DMG for 9s (cannot stack)."
+    },
+    {
+      "name": "Beyond Salvation",
+      "description": "The lightning strike will leave 3 feathers around the target. Casting weapon finisher or teammates picking up a feather extends the Paralyze caused by weapon finisher and the Lightning DMG boost by 1s. All feathers will vanish after casting weapon finisher. Team deals 15.0% bonus Total DMG against paralyzed enemies (cannot stack)."
+    },
+    {
+      "name": "Key of Sentience",
+      "description": "In Co-op Raid stages, wielder deals 22.0% bonus Elemental DMG and 22.0% more against paralyzed, frozen, or ignited enemies."
+    }
+  ]
+}