Add different groupings of skills

`skillClassification` is for pills shown in results
`skillGroups` is for the dropdown that filters all skills

utils/skillGroups.tsx

@@ -0,0 +1,91 @@
+export interface SkillGroup {
+  id: number
+  name: {
+    [key: string]: string
+    en: string
+    ja: string
+  }
+}
+
+export const skillClassification: SkillGroup[] = [
+  {
+    id: 0,
+    name: {
+      en: "Buffing",
+      ja: "強化アビリティ",
+    },
+  },
+  {
+    id: 1,
+    name: {
+      en: "Debuffing",
+      ja: "弱体アビリティ",
+    },
+  },
+  {
+    id: 2,
+    name: {
+      en: "Damaging",
+      ja: "ダメージアビリティ",
+    },
+  },
+  {
+    id: 3,
+    name: {
+      en: "Healing",
+      ja: "回復アビリティ",
+    },
+  },
+  {
+    id: 4,
+    name: {
+      en: "Field",
+      ja: "フィールドアビリティ",
+    },
+  },
+]
+
+export const skillGroups: SkillGroup[] = [
+  {
+    id: 0,
+    name: {
+      en: "Buffing",
+      ja: "強化アビリティ",
+    },
+  },
+  {
+    id: 1,
+    name: {
+      en: "Debuffing",
+      ja: "弱体アビリティ",
+    },
+  },
+  {
+    id: 2,
+    name: {
+      en: "Damaging",
+      ja: "ダメージアビリティ",
+    },
+  },
+  {
+    id: 3,
+    name: {
+      en: "Healing",
+      ja: "回復アビリティ",
+    },
+  },
+  {
+    id: 4,
+    name: {
+      en: "Extended Mastery",
+      ja: "リミットアビリティ",
+    },
+  },
+  {
+    id: 5,
+    name: {
+      en: "Base",
+      ja: "ベースアビリティ",
+    },
+  },
+]