Improve toolbox architecture and initial bundle loading

eslint.config.js

@@ -0,0 +1,65 @@
+// Rôle : configure ESLint pour le code React, les hooks et les scripts Node du projet.
+import js from "@eslint/js";
+import reactHooks from "eslint-plugin-react-hooks";
+import reactRefresh from "eslint-plugin-react-refresh";
+import globals from "globals";
+
+export default [
+  {
+    ignores: [
+      "node_modules/**",
+      "website/dist/**",
+      ".codex-home/**"
+    ]
+  },
+  js.configs.recommended,
+  {
+    files: ["website/src/**/*.{js,jsx}"],
+    languageOptions: {
+      ecmaVersion: "latest",
+      sourceType: "module",
+      globals: {
+        ...globals.browser,
+        ...globals.es2024
+      },
+      parserOptions: {
+        ecmaFeatures: {
+          jsx: true
+        }
+      }
+    },
+    plugins: {
+      "react-hooks": reactHooks,
+      "react-refresh": reactRefresh
+    },
+    rules: {
+      ...reactHooks.configs.recommended.rules,
+      "react-hooks/purity": "off",
+      "react-hooks/set-state-in-effect": "off",
+      "no-unused-vars": ["error", {
+        argsIgnorePattern: "^_",
+        varsIgnorePattern: "^_",
+        caughtErrorsIgnorePattern: "^_"
+      }],
+      "react-refresh/only-export-components": "off"
+    }
+  },
+  {
+    files: ["*.js", "*.mjs", "scripts/**/*.mjs", "tests/**/*.mjs"],
+    languageOptions: {
+      ecmaVersion: "latest",
+      sourceType: "module",
+      globals: {
+        ...globals.node,
+        ...globals.es2024
+      }
+    },
+    rules: {
+      "no-unused-vars": ["error", {
+        argsIgnorePattern: "^_",
+        varsIgnorePattern: "^_",
+        caughtErrorsIgnorePattern: "^_"
+      }]
+    }
+  }
+];