diff --git a/postgres/user.sql b/postgres/user.sql
index 30124c6..18b58f1 100644
--- a/postgres/user.sql
+++ b/postgres/user.sql
@@ -1,8 +1,8 @@
-DROP USER IF EXISTS report;
+DROP USER IF EXISTS api;
 
 SET password_encryption = 'scram-sha-256';
 
-CREATE ROLE report WITH 
+CREATE ROLE api WITH 
     LOGIN
 	NOSUPERUSER
 	NOCREATEDB
@@ -10,30 +10,30 @@ CREATE ROLE report WITH
 	INHERIT
 	NOREPLICATION
 	CONNECTION LIMIT -1
-	PASSWORD 'report';
+	PASSWORD 'api';
 	
 --------------------grant--------------------------------------------------
     
-GRANT USAGE ON SCHEMA lgdat TO report;
+GRANT USAGE ON SCHEMA lgdat TO api;
 
-GRANT SELECT /*, UPDATE, INSERT, DELETE*/ ON ALL TABLES IN SCHEMA lgdat TO report;
+GRANT SELECT /*, UPDATE, INSERT, DELETE*/ ON ALL TABLES IN SCHEMA lgdat TO api;
 
-GRANT USAGE ON ALL SEQUENCES IN SCHEMA lgdat TO report;
+GRANT USAGE ON ALL SEQUENCES IN SCHEMA lgdat TO api;
 
-ALTER DEFAULT PRIVILEGES IN SCHEMA lgdat GRANT SELECT/*, UPDATE, INSERT, DELETE*/ ON TABLES TO report;
+ALTER DEFAULT PRIVILEGES IN SCHEMA lgdat GRANT SELECT/*, UPDATE, INSERT, DELETE*/ ON TABLES TO api;
 
-ALTER DEFAULT PRIVILEGES IN SCHEMA lgdat GRANT USAGE ON SEQUENCES TO report;
+ALTER DEFAULT PRIVILEGES IN SCHEMA lgdat GRANT USAGE ON SEQUENCES TO api;
 
 ---------------------------revoke---------------------------------------
 
-REVOKE USAGE ON SCHEMA lgdat FROM report;
+REVOKE USAGE ON SCHEMA lgdat FROM api;
 
-REVOKE USAGE ON SCHEMA lgdat FROM report;
+REVOKE USAGE ON SCHEMA lgdat FROM api;
 
-REVOKE SELECT , UPDATE, INSERT, DELETE ON ALL TABLES IN SCHEMA lgdat FROM report;
+REVOKE SELECT , UPDATE, INSERT, DELETE ON ALL TABLES IN SCHEMA lgdat FROM api;
 
-REVOKE USAGE ON ALL SEQUENCES IN SCHEMA lgdat FROM report;
+REVOKE USAGE ON ALL SEQUENCES IN SCHEMA lgdat FROM api;
 
-ALTER DEFAULT PRIVILEGES IN SCHEMA lgdat REVOKE SELECT, UPDATE, INSERT, DELETE ON TABLES FROM report;
+ALTER DEFAULT PRIVILEGES IN SCHEMA lgdat REVOKE SELECT, UPDATE, INSERT, DELETE ON TABLES FROM api;
 
-ALTER DEFAULT PRIVILEGES IN SCHEMA lgdat REVOKE USAGE ON SEQUENCES FROM report;
+ALTER DEFAULT PRIVILEGES IN SCHEMA lgdat REVOKE USAGE ON SEQUENCES FROM api;
diff --git a/ubuntu/systemd.md b/ubuntu/systemd.md
new file mode 100644
index 0000000..19a12fc
--- /dev/null
+++ b/ubuntu/systemd.md
@@ -0,0 +1,24 @@
+save in //etc/systemd/system/this_file.service
+
+```
+[Unit]
+Description=Redis persistent key-value database
+After=network.target
+
+[Service]
+ExecStart=/usr/bin/node //var/wwww/forecast_api/index.js
+User=fc
+Restart=always
+StandardOutput=syslog
+StandardError=syslog
+WorkingDirectory=//var/www/forecast_api
+
+[Install]
+WantedBy=multi-user.target
+```
+
+`sudo systemctl daemon-reload`
+
+`sudo systemctl enable forecast_api`
+
+https://www.axllent.org/docs/view/nodejs-service-with-systemd/
\ No newline at end of file
diff --git a/ubuntu/users.md b/ubuntu/users.md
new file mode 100644
index 0000000..bad23f0
--- /dev/null
+++ b/ubuntu/users.md
@@ -0,0 +1,12 @@
+add a new user  and then add to multiple groups
+`adduser user_name`
+`usermod -a -G adm,sudo user_name`
+`chfn` -> changes full name
+
+change a ownership
+`chown file_or_dir user_name`
+`chgrp file_or_dir user_name`
+
+
+delete user
+`userdel user_name`
\ No newline at end of file