Update table of contents

Author: mfvanek

running_pg_in_docker/postgresInDocker.md

@@ -1,11 +1,16 @@
 # How to run PostgreSQL in Docker
-Read my article on Habr [Running PostgreSQL in Docker: from simple to complex](https://habr.com/ru/articles/578744/)
+
+Read my article on:
+
+* Habr.com (rus) [Running PostgreSQL in Docker: from simple to complex](https://habr.com/ru/articles/578744/)
 
 ## Content
+
 1. [Hello Postgres](./1.%20Hello%20Postgres/README.md)
 2. [Init Database](./2.%20Init%20Database/README.md)
 3. [Where is my data](./3.%20Where%20is%20my%20data/README.md)
 4. [Healthcheck and limits](./4.%20Healthcheck%20and%20limits/README.md)
 5. [Tuning parameters](./5.%20Tuning%20parameters/README.md)
-6. [UI via pgAdmin](./6.%20UI%20via%20pgAdmin/README.md)
-7. [Monitoring with postgres_exporter](./7.%20Monitoring%20with%20postgres_exporter/README.md)
+6. [Tuning parameters via postgresql.conf](5.1.%20Tuning%20parameters%20via%20file/README.md)
+7. [UI via pgAdmin](./6.%20UI%20via%20pgAdmin/README.md)
+8. [Monitoring with postgres_exporter](./7.%20Monitoring%20with%20postgres_exporter/README.md)