fix psql install

human-script.md

@@ -863,7 +863,18 @@ echo "✅ Docker and Docker Compose installation completed!"
 #### 080.1.3 Install psql
 
 - CI pipelines require `psql`, Postgres CLI client, to be available.
-- You can install it simply with `sudo apt-get install postgresql-client-16`.
+- You can install it with the following script:
+
+```bash
+sudo apt-get update
+sudo apt-get install -y gnupg2 wget nano
+
+sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'
+curl -fsSL https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo gpg --dearmor -o /etc/apt/trusted.gpg.d/postgresql.gpg
+sudo apt-get update
+
+sudo apt-get install -y postgresql-client-16
+```
 
 #### 080.1.4 Create user in DWH