docs: update links to the old blog posts

README.md

@@ -112,7 +112,7 @@ Manticore Search was forked from [Sphinx 2.3.2](https://github.com/sphinxsearch/
   - [Sync from CSV](https://manual.manticoresearch.com/Adding_data_from_external_storages/Fetching_from_CSV,TSV#Fetching-from-TSV,CSV)
   - [With MySQL as a storage engine](https://manual.manticoresearch.com/Extensions/SphinxSE#Using-SphinxSE)
   - [With MySQL via FEDERATED engine](https://manual.manticoresearch.com/Extensions/FEDERATED)
-  - [ProxySQL](https://manticoresearch.com/2018/06/18/using-proxysql-to-route-inserts-in-a-distributed-realtime-index/)
+  - [ProxySQL](https://manticoresearch.com/blog/using-proxysql-to-route-inserts-in-a-distributed-realtime-index/)
   - [Apache Superset](https://manticoresearch.com/blog/manticoresearch-apache-superset-integration/)
   - [Grafana](https://manticoresearch.com/blog/manticoresearch-grafana-integration/)
   - [Fluentbit](https://manticoresearch.com/blog/integration-of-manticore-with-fluentbit/)

manual/Introduction.md

@@ -68,7 +68,7 @@ Manticore is equipped with an external tool [manticore-backup](Securing_and_comp
 The `indexer` tool and comprehensive configuration syntax of Manticore make it easy to sync data from sources like MySQL, PostgreSQL, ODBC-compatible databases, XML, and CSV.
 
 #### Integration options
-You can integrate Manticore Search with a MySQL/MariaDB server using the [FEDERATED engine](Extensions/FEDERATED.md) or via [ProxySQL](https://manticoresearch.com/2018/06/18/using-proxysql-to-route-inserts-in-a-distributed-realtime-index/).
+You can integrate Manticore Search with a MySQL/MariaDB server using the [FEDERATED engine](Extensions/FEDERATED.md) or via [ProxySQL](https://manticoresearch.com/blog/using-proxysql-to-route-inserts-in-a-distributed-realtime-index/).
 
 You can use [Apache Superset](https://manticoresearch.com/blog/manticoresearch-apache-superset-integration/) and [Grafana](https://manticoresearch.com/blog/manticoresearch-grafana-integration/) to visualize data stored in Manticore. Various MySQL tools can be used to develop Manticore queries interactively, such as [HeidiSQL](https://www.heidisql.com/) and [DBForge](https://www.devart.com/dbforge/).
 

manual/Searching/Autocomplete.md

@@ -152,7 +152,7 @@ To autocomplete a sentence, you can use [infixed search](../Creating_a_table/NLP
 * optionally using `""` for phrase matching
 * and using [result highlighting](../Searching/Highlighting.md)
 
-There is an [article about it in our blog](https://manticoresearch.com/2020/03/31/simple-autocomplete-with-manticore/) and an [interactive course](https://play.manticoresearch.com/simpleautocomplete/). A quick example is:
+There is an [article about it in our blog](https://manticoresearch.com/blog/simple-autocomplete-with-manticore/) and an [interactive course](https://play.manticoresearch.com/simpleautocomplete/). A quick example is:
 * Let's assume you have a document: `My cat loves my dog. The cat (Felis catus) is a domestic species of small carnivorous mammal.`
 * Then you can use `^`, `""`, and `*` so as the user is typing, you make queries like: `^"m*"`, `^"my *"`, `^"my c*"`, `^"my ca*"` and so on
 * It will find the document, and if you also do [highlighting](../Searching/Highlighting.md), you will get something like: `<b>My cat</b> loves my dog. The cat ( ...`