feat(init): warn-only ESLint config; enforcement via ratchet

lib/generators/eslint-arch-config.js

@@ -30,7 +30,7 @@ function generateArchitectureRules(architecture) {
     overrides.push({
       files: ['**/bin/*.js', '**/bin/**/*.js'],
       rules: {
-        'max-lines': ['error', { max: maxFileLength.cli, skipBlankLines: true, skipComments: true }]
+        'max-lines': ['warn', { max: maxFileLength.cli, skipBlankLines: true, skipComments: true }]
       }
     });
   }

lib/generators/eslint-config.js

@@ -48,7 +48,14 @@ function writeEslintConfig(cwd, cfg) {
     : '      // AI-friendly\n      \'complexity\': [\'warn\', 15],\n      \'max-depth\': [\'warn\', 4],\n      \'max-lines-per-function\': [\'warn\', 100],\n';
 
   const content = `// Generated by eslint-plugin-ai-code-snifftest init\nimport js from '@eslint/js';\nimport globals from 'globals';\nimport aiSnifftest from 'eslint-plugin-ai-code-snifftest';\n\nexport default [\n  js.configs.recommended,\n  {\n    files: ['**/*.js'],\n    languageOptions: {\n      globals: {\n        ...globals.node\n      }\n    },\n    plugins: { 'ai-code-snifftest': aiSnifftest },\n    rules: {\n      // Baseline\n      'no-unused-vars': ['warn', { argsIgnorePattern: '^_' }],\n      'no-undef': 'error',\n      'prefer-const': 'warn',\n      'no-var': 'error',\n      // Consistency\n      'quotes': ['warn', 'single', { avoidEscape: true }],\n      'semi': ['warn', 'always'],\n      'eqeqeq': ['error', 'always'],\n${aiFriendlyRules}      // Naming (basic)\n      'camelcase': ['error', { properties: 'always' }],\n      // Domain-specific\n      'ai-code-snifftest/no-redundant-calculations': 'warn',\n      'ai-code-snifftest/no-equivalent-branches': 'warn',\n      'ai-code-snifftest/prefer-simpler-logic': 'warn',\n      'ai-code-snifftest/no-redundant-conditionals': 'warn',\n      'ai-code-snifftest/no-unnecessary-abstraction': 'warn',\n      'ai-code-snifftest/no-generic-names': 'warn',\n      'ai-code-snifftest/enforce-domain-terms': 'warn',${archRulesConfig}\n    }\n  }${archOverridesConfig}\n];\n`;
-  fs.writeFileSync(file, content);
+  // Warn-only output: convert all built-in "error" severities to "warn" in generated config
+  const out = content
+    .replace(/'no-undef': 'error'/g, "'no-undef': 'warn'")
+    .replace(/'no-var': 'error'/g, "'no-var': 'warn'")
+    .replace(/'eqeqeq': \['error', 'always'\]/g, "'eqeqeq': ['warn', 'always']")
+    .replace(/'camelcase': \['error', \{ properties: 'always' \}\]/g, "'camelcase': ['warn', { properties: 'always' }]");
+
+  fs.writeFileSync(file, out);
   console.log(`Wrote ${file}`);
 }
 

tests/lib/generators/eslint-arch-config.test.js

@@ -77,7 +77,7 @@ describe('eslint-arch-config generator', function () {
 
       assert.ok(cliOverride, 'Should have CLI override');
       assert.ok(cliOverride.rules['max-lines']);
-      assert.strictEqual(cliOverride.rules['max-lines'][0], 'error'); // CLI is error, not warn
+      assert.strictEqual(cliOverride.rules['max-lines'][0], 'warn'); // CLI is warn in passive start
       assert.strictEqual(cliOverride.rules['max-lines'][1].max, 100);
     });