dependencies: eslint-airbnb dependencies, prettier 설치

@@ -34,5 +34,15 @@
       "last 1 firefox version",
       "last 1 firefox version",
       "last 1 safari version"
       "last 1 safari version"
     ]
     ]
+  },
+  "devDependencies": {
+    "eslint-config-airbnb": "18.2.1",
+    "eslint-config-prettier": "^8.1.0",
+    "eslint-plugin-import": "2.22.1",
+    "eslint-plugin-jsx-a11y": "6.4.1",
+    "eslint-plugin-prettier": "^3.3.1",
+    "eslint-plugin-react": "7.21.5",
+    "eslint-plugin-react-hooks": "1.7.0",
+    "prettier": "^2.2.1"
   }
   }
 }
 }