Add weapon data

public/data/weapons/ranger-27s-sawtooth.json

@@ -0,0 +1,17 @@
+{
+  "id": "ranger-27s-sawtooth",
+  "name": "Ranger's Sawtooth",
+  "atk": 243,
+  "crt": 12,
+  "rarity": 5,
+  "skills": [
+    {
+      "name": "Flame Block",
+      "description": "[SP: 30][CD: 30s] For the next 15s, slows character Move Speed by 60%. Character takes 25% less Physical DMG and 25% less Elemental DMG, and deals 600 Fire DMG every second to nearby enemies."
+    },
+    {
+      "name": "Bramblethorn",
+      "description": "When attacked, there's a 50% chance of dealing physical damage equal to 120% of ATK to nearby enemies. Can be triggered once every 0.25s.[Ranger] Character takes 20% less Ice DMG. If other teammates are equipped with [Ranger] series weapons, character attacks deal 12% more Physical DMG."
+    }
+  ]
+}