remove unix socket from pg

lib.nix

@@ -87,7 +87,7 @@ in
         )
         // config
         // {
-          unix_socket_directories = "@PGHOST@";
+          unix_socket_directories = "";
           inherit port listen_addresses;
         };
       toStr =
@@ -113,7 +113,7 @@ in
         runtimeInputs = [
           package
           pkgs.coreutils
-          pkgs.gnused
+          # pkgs.gnused
         ];
         text = ''
           POSTGRES_RUN_INITIAL_SCRIPT="false"
@@ -124,12 +124,12 @@ in
             echo "PostgreSQL initdb process completed"
             echo
           fi
-          sed "s|@PGHOST@|''${PGHOST}|g" ${configFile} > "$PGDATA"/postgresql.conf
+          # sed "s|@PGHOST@|''${PGHOST}|g" ${configFile} > "$PGDATA"/postgresql.conf
           if [[ "$POSTGRES_RUN_INITIAL_SCRIPT" == "true" ]]; then
             echo
             echo "PostgreSQL is setting up the initial database"
             echo
-            pg_ctl -w start -o "-c unix_socket_directories=$PGHOST -c listen_addresses= -p ${builtins.toString port}"
+            pg_ctl -w start -o "-c unix_socket_directories='''' -c listen_addresses= -p ${builtins.toString port}"
             pg_ctl -m fast -w stop
           else 
             echo