no unused imports eslint rule (#2773)

.eslintrc.json

@@ -21,8 +21,9 @@
     "prettier/@typescript-eslint",
     "plugin:prettier/recommended"
   ],
-  "plugins": ["simple-import-sort"],
+  "plugins": ["simple-import-sort", "unused-imports"],
   "rules": {
+    "unused-imports/no-unused-imports": "error",
     "simple-import-sort/imports": "error",
     "simple-import-sort/exports": "error",
     "@typescript-eslint/explicit-function-return-type": "off",

package.json

@@ -87,6 +87,7 @@
     "eslint-plugin-react": "^7.19.0",
     "eslint-plugin-react-hooks": "^4.0.0",
     "eslint-plugin-simple-import-sort": "^7.0.0",
+    "eslint-plugin-unused-imports": "^2.0.0",
     "ethers": "^5.4.6",
     "firebase": "^9.1.3",
     "graphql": "^15.5.0",

yarn.lock

@@ -9758,6 +9758,18 @@ eslint-plugin-testing-library@^3.9.2:
   dependencies:
     "@typescript-eslint/experimental-utils" "^3.10.1"
 
+eslint-plugin-unused-imports@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-unused-imports/-/eslint-plugin-unused-imports-2.0.0.tgz#d8db8c4d0cfa0637a8b51ce3fd7d1b6bc3f08520"
+  integrity sha512-3APeS/tQlTrFa167ThtP0Zm0vctjr4M44HMpeg1P4bK6wItarumq0Ma82xorMKdFsWpphQBlRPzw/pxiVELX1A==
+  dependencies:
+    eslint-rule-composer "^0.3.0"
+
+eslint-rule-composer@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/eslint-rule-composer/-/eslint-rule-composer-0.3.0.tgz#79320c927b0c5c0d3d3d2b76c8b4a488f25bbaf9"
+  integrity sha512-bt+Sh8CtDmn2OajxvNO+BX7Wn4CIWMpTRm3MaiKPCQcnnlm0CS2mhui6QaoeQugs+3Kj2ESKEEGJUdVafwhiCg==
+
 eslint-scope@^4.0.3:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/eslint-scope/-/eslint-scope-4.0.3.tgz#ca03833310f6889a3264781aa82e63eb9cfe7848"