strengthen repo verification and runtime coverage

Add clearer app docs plus targeted desktop, CLI, web, and worker tests so cross-surface regressions are caught earlier and the repo is easier to navigate.

apps/cli/eslint.config.mjs

@@ -0,0 +1,37 @@
+import js from "@eslint/js";
+import globals from "globals";
+import tseslint from "typescript-eslint";
+import { defineConfig, globalIgnores } from "eslint/config";
+
+export default defineConfig([
+  globalIgnores(["dist/**"]),
+  {
+    files: ["src/**/*.ts"],
+    extends: [js.configs.recommended, ...tseslint.configs.recommended],
+    languageOptions: {
+      globals: {
+        ...globals.node,
+      },
+    },
+    rules: {
+      "@typescript-eslint/no-explicit-any": "off",
+      "@typescript-eslint/no-unused-expressions": "off",
+      "@typescript-eslint/no-unused-vars": "off",
+      "no-case-declarations": "off",
+      "no-useless-escape": "off",
+      "prefer-const": "off",
+    },
+  },
+  {
+    files: ["test/**/*.mjs", "bin/**/*.js"],
+    extends: [js.configs.recommended],
+    languageOptions: {
+      globals: {
+        ...globals.node,
+      },
+    },
+    rules: {
+      "no-unused-vars": "off",
+    },
+  },
+]);