chore(repo) fix lint/CI issues

Author: frankkilcommins

.eslintrc.json

@@ -0,0 +1,20 @@
+import eslint from '@eslint/js';
+import tseslint from 'typescript-eslint';
+import prettier from 'eslint-config-prettier';
+
+export default tseslint.config(
+  eslint.configs.recommended,
+  ...tseslint.configs.recommended,
+  prettier,
+  {
+    rules: {
+      '@typescript-eslint/explicit-function-return-type': 'warn',
+      '@typescript-eslint/no-explicit-any': 'warn',
+      '@typescript-eslint/no-unused-vars': ['error', { argsIgnorePattern: '^_' }],
+      'no-console': ['warn', { allow: ['warn', 'error'] }]
+    }
+  },
+  {
+    ignores: ['dist/**', 'node_modules/**', 'tests/**', 'playground/**']
+  }
+);