feat(wave3): add @mosaic/quality-rails — TypeScript code quality scaffolder

- Project detection: detectProjectKind (node/python/rust/unknown)
- Scaffolder: writes ESLint/Biome/pre-commit configs based on profile
- Embedded templates for strict/standard/minimal profiles
- CLI: quality-rails init | check | doctor
- Depends on @mosaic/types workspace:*

packages/quality-rails/eslint.config.js

@@ -0,0 +1,20 @@
+import tsEslintPlugin from '@typescript-eslint/eslint-plugin';
+import tsEslintParser from '@typescript-eslint/parser';
+
+export default [
+  {
+    files: ['src/**/*.ts'],
+    languageOptions: {
+      parser: tsEslintParser,
+      sourceType: 'module',
+      ecmaVersion: 'latest',
+    },
+    plugins: {
+      '@typescript-eslint': tsEslintPlugin,
+    },
+    rules: {
+      'no-console': 'off',
+      '@typescript-eslint/no-explicit-any': 'off',
+    },
+  },
+];