refactor: styled-component 스타일 통일, api 컨벤션적용

public/data/count.json

@@ -0,0 +1,5 @@
+{
+  "ongoingProjectCount": 63,
+  "endProjectCount": 4,
+  "totalProjectCount": 67
+}

public/data/method.json

@@ -0,0 +1,17 @@
+[
+  {
+    "id": 1,
+    "name": "온라인",
+    "createdAt": "2025-01-02T12:36:01.000Z"
+  },
+  {
+    "id": 2,
+    "name": "오프라인",
+    "createdAt": "2025-01-02T12:36:07.000Z"
+  },
+  {
+    "id": 3,
+    "name": "온/오프라인",
+    "createdAt": "2025-01-02T12:36:10.000Z"
+  }
+]

public/data/position.json

@@ -0,0 +1,47 @@
+[
+  {
+    "id": 1,
+    "name": "백엔드",
+    "createdAt": "2025-01-02T12:19:48.000Z"
+  },
+  {
+    "id": 2,
+    "name": "프론트엔드",
+    "createdAt": "2025-01-02T12:19:51.000Z"
+  },
+  {
+    "id": 3,
+    "name": "디자이너",
+    "createdAt": "2025-01-02T12:19:55.000Z"
+  },
+  {
+    "id": 4,
+    "name": "IOS",
+    "createdAt": "2025-01-02T12:20:25.000Z"
+  },
+  {
+    "id": 5,
+    "name": "안드로이드",
+    "createdAt": "2025-01-02T12:20:29.000Z"
+  },
+  {
+    "id": 6,
+    "name": "데브옵스",
+    "createdAt": "2025-01-02T12:20:45.000Z"
+  },
+  {
+    "id": 7,
+    "name": "PM",
+    "createdAt": "2025-01-02T12:20:48.000Z"
+  },
+  {
+    "id": 8,
+    "name": "기획자",
+    "createdAt": "2025-01-02T12:20:59.000Z"
+  },
+  {
+    "id": 9,
+    "name": "마케터",
+    "createdAt": "2025-01-02T12:21:02.000Z"
+  }
+]