use eslint overrides for test files (#76)

.eslintrc.cjs

@@ -3,9 +3,26 @@ module.exports = {
 	extends: [
 		'@remix-run/eslint-config',
 		'@remix-run/eslint-config/node',
-		'@remix-run/eslint-config/jest-testing-library',
 		'prettier',
 	],
+	overrides: [
+		{
+			extends: ['@remix-run/eslint-config/jest-testing-library'],
+			files: ['app/**/__tests__/**/*', 'app/**/*.{spec,test}.*'],
+			rules: {
+				'testing-library/no-await-sync-events': 'off',
+				'jest-dom/prefer-in-document': 'off',
+			},
+			// we're using vitest which has a very similar API to jest
+			// (so the linting plugins work nicely), but it means we have to explicitly
+			// set the jest version.
+			settings: {
+				jest: {
+					version: 28,
+				},
+			},
+		},
+	],
 	rules: {
 		'@typescript-eslint/consistent-type-imports': [
 			'warn',
@@ -15,16 +32,6 @@ module.exports = {
 				fixStyle: 'inline-type-imports',
 			},
 		],
-		'testing-library/no-await-sync-events': 'off',
-		'jest-dom/prefer-in-document': 'off',
 		'@typescript-eslint/no-duplicate-imports': 'warn',
 	},
-	// we're using vitest which has a very similar API to jest
-	// (so the linting plugins work nicely), but it means we have to explicitly
-	// set the jest version.
-	settings: {
-		jest: {
-			version: 28,
-		},
-	},
 }