Updated PostgreSQL (#2860)

Updated Setup lines for PostgreSQL to match the ones from tandoor directly => https://docs.tandoor.dev/install/manual/#setup-postgresql.

install/tandoor-install.sh

@@ -81,6 +81,9 @@ $STD apt-get update
 $STD apt-get install -y postgresql-16
 $STD sudo -u postgres psql -c "CREATE ROLE $DB_USER WITH LOGIN PASSWORD '$DB_PASS';"
 $STD sudo -u postgres psql -c "CREATE DATABASE $DB_NAME WITH OWNER $DB_USER TEMPLATE template0;"
+$STD sudo -u postgres psql -c "ALTER ROLE $DB_USER SET client_encoding TO 'utf8';"
+$STD sudo -u postgres psql -c "ALTER ROLE $DB_USER SET default_transaction_isolation TO 'read committed';"
+$STD sudo -u postgres psql -c "ALTER ROLE $DB_USER SET timezone TO 'UTC'"
 echo "" >>~/tandoor.creds
 echo -e "Tandoor Database Name: \e[32m$DB_NAME\e[0m" >>~/tandoor.creds
 echo -e "Tandoor Database User: \e[32m$DB_USER\e[0m" >>~/tandoor.creds