update readme

README.md

@@ -2,9 +2,10 @@
 
 Next generation of [YGGo!](https://github.com/YGGverse/YGGo) project with goal to reduce server requirements and make deployment process simpler.
 
-Index model changed to the distributed cluster model, and oriented to aggregate search results from different instances trough API.
-
-Codebase following minimalism such as possible.
+ - Index model changed to the distributed cluster model, and oriented to aggregate search results from different instances trough API.
+ - Refactored data exchange model with drop all primary keys dependencies
+ - Snaps now using tar.gz compression to reduce storage requirements and still supporting remote mirrors, FTP including
+ - Codebase following minimalism everywhere as possible.
 
 ## Implementation
 
@@ -18,18 +19,18 @@ Default build inspired and adapted for [Yggdrasil](https://github.com/yggdrasil-
 * JS-less frontend to make search web portal
 * API tools to make search index distributed
 
-### Features
+## Features
 
 * MIME-based crawler with flexible filter settings
 * Page snap history with local and remote mirrors support
 
-### Documentation
+## Documentation
 
-#### CLI
+### CLI
 
-##### Index
+#### Index
 
-###### Init
+##### Init
 
 Create initial index
 
@@ -38,22 +39,22 @@ php src/cli/index/init.php [reset]
 ```
 * `reset` - optional, reset existing index
 
-##### Document
+#### Document
 
-###### Add
+##### Add
 
 ```
 php src/cli/document/add.php URL
 ```
 * `URL` - add new URL to the crawl queue
 
-###### Crawl
+##### Crawl
 
 ```
 php src/cli/document/crawl.php
 ```
 
-###### Search
+##### Search
 
 ```
 php src/cli/document/search.php '@title "*"' [limit]