chore: warn on console usage in eslint

.eslintrc.js

@@ -25,5 +25,23 @@ module.exports = {
     '@typescript-eslint/no-floating-promises': 'warn',
     '@typescript-eslint/no-unsafe-argument': 'off',
     '@typescript-eslint/no-unsafe-assignment': 'off',
+    'no-console': ['warn', { allow: ['warn', 'error'] }],
   },
-};
+  overrides: [
+    {
+      files: [
+        '**/*.test.ts',
+        '**/*.spec.ts',
+        '**/test/**/*.ts',
+        '**/tests/**/*.ts',
+        '**/scripts/**/*.ts',
+        '**/scripts/**/*.js',
+        '**/examples/**/*.ts',
+        '**/examples/**/*.js',
+      ],
+      rules: {
+        'no-console': 'off',
+      },
+    },
+  ],
+};

app/backend/eslint.config.mjs

@@ -32,9 +32,17 @@ export default tseslint.config(
       '@typescript-eslint/no-unsafe-member-access': 'warn',
       '@typescript-eslint/no-unsafe-return': 'warn',
       '@typescript-eslint/no-unused-vars': ['error', { argsIgnorePattern: '^_', varsIgnorePattern: '^_' }],
+      'no-console': ['warn', { allow: ['warn', 'error'] }],
       "prettier/prettier": ["error", { endOfLine: "auto" }],
     },
   },
+  {
+    // Dev-only scripts and usage examples intentionally write progress to stdout.
+    files: ['prisma/seed.ts', 'src/**/examples/**/*.ts', 'scripts/**/*.ts', 'scripts/**/*.js'],
+    rules: {
+      'no-console': 'off',
+    },
+  },
   {
     // Specific configuration for error handling files
     files: ['src/common/filters/*.ts', 'src/common/interceptors/*.ts'],
@@ -56,6 +64,7 @@ export default tseslint.config(
       '@typescript-eslint/no-unsafe-member-access': 'off',
       '@typescript-eslint/no-unsafe-return': 'off',
       '@typescript-eslint/unbound-method': 'off',
+      'no-console': 'off',
     },
   }
 );

app/frontend/eslint.config.mjs

@@ -5,6 +5,17 @@ import nextTs from "eslint-config-next/typescript";
 const eslintConfig = defineConfig([
   ...nextVitals,
   ...nextTs,
+  {
+    rules: {
+      "no-console": ["warn", { allow: ["warn", "error"] }],
+    },
+  },
+  {
+    files: ["**/*.test.ts", "**/*.test.tsx", "**/*.spec.ts", "**/*.spec.tsx"],
+    rules: {
+      "no-console": "off",
+    },
+  },
   // Override default ignores of eslint-config-next.
   globalIgnores([
     // Default ignores of eslint-config-next:

app/mobile/eslint.config.js

@@ -6,4 +6,15 @@ export default defineConfig([
   {
     ignores: ['dist/**'],
   },
+  {
+    rules: {
+      'no-console': ['warn', { allow: ['warn', 'error'] }],
+    },
+  },
+  {
+    files: ['**/*.test.ts', '**/*.test.tsx', '**/*.spec.ts', '**/*.spec.tsx'],
+    rules: {
+      'no-console': 'off',
+    },
+  },
 ]);