fix(config): rename project config file from smartconfig.json to .smartconfig.json

readme.md

@@ -18,7 +18,7 @@ pnpm add @push.rocks/smartconfig
 
 ### Why smartconfig? 
 
-- **🎛️ Centralized Configuration**: Manage all your tool configs in one `smartconfig.json` file
+- **🎛️ Centralized Configuration**: Manage all your tool configs in one `.smartconfig.json` file
 - **💾 Persistent Storage**: Smart key-value store with multiple storage strategies
 - **🔐 Environment Mapping**: Sophisticated env var handling with automatic type conversion
 - **🏗️ TypeScript First**: Full type safety and IntelliSense support
@@ -29,7 +29,7 @@ pnpm add @push.rocks/smartconfig
 
 ### 1. Smartconfig Configuration Management
 
-Stop scattering configuration across dozens of files. Centralize everything in `smartconfig.json`:
+Stop scattering configuration across dozens of files. Centralize everything in `.smartconfig.json`:
 
 ```typescript
 import { Smartconfig } from '@push.rocks/smartconfig';
@@ -42,13 +42,13 @@ const smartconfig = new Smartconfig('/path/to/project');
 
 // Get merged configuration for any tool
 const eslintConfig = smartconfig.dataFor<EslintConfig>('eslint', {
-  // Default values if not in smartconfig.json
+  // Default values if not in .smartconfig.json
   extends: 'standard',
   rules: {}
 });
 ```
 
-**smartconfig.json example:**
+**.smartconfig.json example:**
 ```json
 {
   "eslint": {