1 files changed, 96 insertions, 0 deletions
diff --git a/eslint.config.mjs b/eslint.config.mjs
new file mode 100644
index 00000000..fd56f7d0
--- /dev/null
+++ b/eslint.config.mjs
@@ -0,0 +1,96 @@
+import js from "@eslint/js";
+import next from "@next/eslint-plugin-next";
+import eslintConfigPrettier from "eslint-config-prettier/flat";
+import jsxA11y from "eslint-plugin-jsx-a11y";
+import react from "eslint-plugin-react";
+import reactHooks from "eslint-plugin-react-hooks";
+import globals from "globals";
+import tseslint from "typescript-eslint";
+import preferObjectParams from "./eslint/rules/prefer-object-params.mjs";
+
+const webFiles = ["apps/web/src/**/*.{ts,tsx}"];
+
+const opencutEslintPlugin = {
+	meta: {
+		name: "eslint-plugin-opencut",
+		version: "0.0.0",
+	},
+	rules: {
+		"prefer-object-params": preferObjectParams,
+	},
+};
+
+function scopeToWebFiles(config) {
+	return {
+		...config,
+		files: webFiles,
+	};
+}
+
+export default [
+	{
+		ignores: ["**/.next/**", "**/node_modules/**", "**/dist/**", "**/build/**"],
+	},
+	{
+		files: webFiles,
+		languageOptions: {
+			ecmaVersion: "latest",
+			sourceType: "module",
+			globals: {
+				...globals.browser,
+				...globals.node,
+			},
+			parserOptions: {
+				ecmaFeatures: {
+					jsx: true,
+				},
+				projectService: true,
+				tsconfigRootDir: import.meta.dirname,
+			},
+		},
+		linterOptions: {
+			reportUnusedDisableDirectives: "error",
+		},
+		settings: {
+			react: {
+				version: "detect",
+			},
+		},
+	},
+	scopeToWebFiles(js.configs.recommended),
+	...tseslint.configs.recommended.map(scopeToWebFiles),
+	scopeToWebFiles(react.configs.flat.recommended),
+	scopeToWebFiles(react.configs.flat["jsx-runtime"]),
+	scopeToWebFiles(reactHooks.configs.flat["recommended-latest"]),
+	scopeToWebFiles(jsxA11y.flatConfigs.recommended),
+	scopeToWebFiles(next.configs["core-web-vitals"]),
+	{
+		files: webFiles,
+		plugins: {
+			opencut: opencutEslintPlugin,
+		},
+		rules: {
+			"@typescript-eslint/no-empty-object-type": "warn",
+			"@typescript-eslint/no-unsafe-type-assertion": "error",
+			"@typescript-eslint/no-unused-vars": [
+				"warn",
+				{
+					argsIgnorePattern: "^_",
+					caughtErrorsIgnorePattern: "^_",
+					destructuredArrayIgnorePattern: "^_",
+					varsIgnorePattern: "^_",
+				},
+			],
+			"no-empty": "warn",
+			"opencut/prefer-object-params": "error",
+			
+			// `react/prop-types` is for the JS-era React workflow where runtime
+			// `propTypes` declarations are the prop contract. In this TS-only
+			// scope the prop types already are the contract; the rule's only
+			// effect is false positives when it can't trace destructured props
+			// back to a `propTypes` definition that doesn't exist.
+			"react/prop-types": "off",
+		},
+	},
+	scopeToWebFiles(eslintConfigPrettier),
+];