Version error fix

scripts/setup_postgres.sh

@@ -8,12 +8,10 @@ if [ $EUID -ne 0 ]; then
 fi
 
 PGPASS="${HOME}/.pgpass"
+PG_VERSION=$(psql --version | awk '{print $3}' | cut -d '.' -f 1)
 
 if [ ! -f "${PGPASS}" ]; then
-    postgres_depends=$(dpkg-query -W -f='${depends}' 'postgresql')
-    postgres_pkg=$(echo "${postgres_depends}" | grep -oP 'postgresql-[0-9]+.?[0-9]+')
-    postgres_version=${postgres_pkg/postgresql-/}
-    pg_hba="/etc/postgresql/${postgres_version}/main/pg_hba.conf"
+    pg_hba="/etc/postgresql/${PG_VERSION}/main/pg_hba.conf"
     postgres_password='postgrespostgres'
 
     $SUDO sed -i.bak -E 's/^(local\s+all\s+postgres\s+)md5$/\1peer/' "${pg_hba}"
@@ -30,7 +28,7 @@ if [ ! -f "${PGPASS}" ]; then
 fi
 
 # Define the PostgreSQL version
-PG_VERSION=$(psql --version | awk '{print $3}' | cut -d '.' -f 1)
+
 
 # Define the configuration file paths
 PG_CONF="/etc/postgresql/${PG_VERSION}/main/postgresql.conf"