Upgrade eslint (#72)

* Upgrade eslint

* Fix type errors

* Delete phntms dependency

Author: sebastiaaaaaaaan

eslint.config.mjs

@@ -0,0 +1,77 @@
+import { defineConfig, globalIgnores } from "eslint/config";
+import prettier from "eslint-plugin-prettier";
+import _import from "eslint-plugin-import";
+import { fixupPluginRules } from "@eslint/compat";
+import globals from "globals";
+import tsParser from "@typescript-eslint/parser";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
+import js from "@eslint/js";
+import { FlatCompat } from "@eslint/eslintrc";
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const compat = new FlatCompat({
+    baseDirectory: __dirname,
+    recommendedConfig: js.configs.recommended,
+    allConfig: js.configs.all
+});
+
+export default defineConfig([globalIgnores(["**/node_modules", "**/lib"]), {
+    extends: compat.extends("plugin:@typescript-eslint/recommended", "plugin:prettier/recommended"),
+
+    plugins: {
+        prettier,
+        import: fixupPluginRules(_import),
+    },
+
+    languageOptions: {
+        globals: {
+            ...globals.browser,
+            ...globals.node,
+            ...globals.jest,
+            React: "writable",
+        },
+
+        parser: tsParser,
+        ecmaVersion: 5,
+        sourceType: "commonjs",
+
+        parserOptions: {
+            jsx: true,
+            useJSXTextNode: true,
+        },
+    },
+
+    settings: {
+        react: {
+            version: "detect",
+        },
+    },
+
+    rules: {
+        "@typescript-eslint/explicit-function-return-type": "off",
+        "@typescript-eslint/explicit-module-boundary-types": "off",
+        "@typescript-eslint/ban-ts-comment": "off",
+
+        "import/order": ["error", {
+            groups: ["builtin", "external", "internal"],
+
+            pathGroups: [{
+                pattern: "react",
+                group: "external",
+                position: "before",
+            }],
+
+            pathGroupsExcludedImportTypes: ["react"],
+            "newlines-between": "always",
+
+            alphabetize: {
+                order: "asc",
+                caseInsensitive: true,
+            },
+        }],
+
+        "prettier/prettier": "error",
+    },
+}]);