Eslint: use aggressive configuration, from create-t3-app

.eslintrc.json

@@ -1,3 +1,59 @@
 {
-  "extends": "next/core-web-vitals"
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "project": true
+  },
+  "plugins": [
+    "@typescript-eslint"
+  ],
+  "extends": [
+    "next/core-web-vitals",
+    "plugin:@typescript-eslint/recommended-type-checked",
+    "plugin:@typescript-eslint/stylistic-type-checked"
+  ],
+  "ignorePatterns": [
+    "next.config.js",
+    "node_modules/**/*",
+    "out/**/*",
+    ".next/**/*",
+    ".vercel/**/*"
+  ],
+  "rules": {
+    "@typescript-eslint/no-explicit-any": "off",
+    "@typescript-eslint/no-inferrable-types": "off",
+    "@typescript-eslint/no-namespace": "off",
+    "@typescript-eslint/no-redundant-type-constituents": "off",
+    "@typescript-eslint/no-unsafe-argument": "off",
+    "@typescript-eslint/no-unsafe-assignment": "off",
+    "@typescript-eslint/no-unsafe-call": "off",
+    "@typescript-eslint/no-unsafe-member-access": "off",
+    "@typescript-eslint/no-unsafe-return": "off",
+    "@typescript-eslint/prefer-nullish-coalescing": "off",
+    "@typescript-eslint/unbound-method": "off",
+
+    "@typescript-eslint/array-type": "off",
+    "@typescript-eslint/consistent-type-definitions": "off",
+    "@typescript-eslint/consistent-type-imports": "off",
+    /*"@typescript-eslint/consistent-type-imports": [
+      "warn",
+      {
+        "prefer": "type-imports",
+        "fixStyle": "separate-type-imports"
+      }
+    ],*/
+    "@typescript-eslint/no-unused-vars": [
+      "warn",
+      {
+        "argsIgnorePattern": "^_"
+      }
+    ],
+    "@typescript-eslint/no-misused-promises": [
+      2,
+      {
+        "checksVoidReturn": {
+          "attributes": false
+        }
+      }
+    ]
+  }
 }

package.json

@@ -57,6 +57,8 @@
     "@types/react-katex": "^3.0.3",
     "@types/react-timeago": "^4.1.6",
     "@types/uuid": "^9.0.7",
+    "@typescript-eslint/eslint-plugin": "^6.10.0",
+    "@typescript-eslint/parser": "^6.10.0",
     "eslint": "^8.53.0",
     "eslint-config-next": "~14.0.2",
     "prettier": "^3.0.3",