Upgrade to latest eslint

sources/eslint.config.mjs

@@ -0,0 +1,70 @@
+import globals from "globals";
+import typescriptParser from "@typescript-eslint/parser";
+import typescriptPlugin from "@typescript-eslint/eslint-plugin";
+
+export default {
+
+    plugins: {
+        "@typescript-eslint": typescriptPlugin,
+    },
+
+    languageOptions: {
+        globals: {
+            ...globals.node,
+        },
+
+        ecmaVersion: 9,
+        sourceType: "module",
+
+        parser: typescriptParser,
+        parserOptions: {
+            project: "./tsconfig.json",
+        },
+    },
+
+    files: ['**/*.ts', '**/*.tsx'],
+
+    rules: {
+        camelcase: "off",
+        semi: "off",
+
+        "@typescript-eslint/explicit-member-accessibility": ["error", {
+            accessibility: "no-public",
+        }],
+
+        "@typescript-eslint/no-require-imports": "error",
+        "@typescript-eslint/array-type": "error",
+        "@typescript-eslint/await-thenable": "error",
+
+        "@typescript-eslint/explicit-function-return-type": ["error", {
+            allowExpressions: true,
+        }],
+
+        "@typescript-eslint/no-array-constructor": "error",
+        "@typescript-eslint/no-empty-interface": "error",
+        "@typescript-eslint/no-explicit-any": "error",
+        "@typescript-eslint/no-extraneous-class": "error",
+        "@typescript-eslint/no-for-in-array": "error",
+        "@typescript-eslint/no-inferrable-types": "error",
+        "@typescript-eslint/no-misused-new": "error",
+        "@typescript-eslint/no-namespace": "error",
+        "@typescript-eslint/no-non-null-assertion": "off",
+        "@typescript-eslint/no-shadow": "error",
+        "@typescript-eslint/no-unnecessary-qualifier": "error",
+        "@typescript-eslint/no-unnecessary-type-assertion": "error",
+        "@typescript-eslint/no-useless-constructor": "error",
+        "@typescript-eslint/no-var-requires": "error",
+        "@typescript-eslint/prefer-for-of": "warn",
+        "@typescript-eslint/prefer-function-type": "warn",
+        "@typescript-eslint/prefer-includes": "error",
+        "@typescript-eslint/prefer-string-starts-ends-with": "error",
+        "@typescript-eslint/promise-function-async": "error",
+
+        "@typescript-eslint/require-array-sort-compare": ["error", {
+            ignoreStringArrays: true,
+        }],
+
+        "@typescript-eslint/restrict-plus-operands": "error",
+        "@typescript-eslint/unbound-method": "error",
+    },
+};