-bash-4.2$ psql -d record_db -U storage
psql (11.4)
Type "help" for help.

record_db=> \dp
                                      Access privileges
 Schema  |     Name      |   Type   |    Access privileges    | Column privileges | Policies
---------+---------------+----------+-------------------------+-------------------+----------
 storage | table1        | table    | storage=arwdDxt/storage |                   |
 storage | table1_id_seq | sequence |                         |                   |
(2 rows)

record_db=> GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA storage TO actions ;
GRANT
record_db=> \dp
                                      Access privileges
 Schema  |     Name      |   Type   |    Access privileges    | Column privileges | Policies
---------+---------------+----------+-------------------------+-------------------+----------
 storage | table1        | table    | storage=arwdDxt/storage+|                   |
         |               |          | actions=arwdDxt/storage |                   |
 storage | table1_id_seq | sequence |                         |                   |
(2 rows)

-bash-4.2$ psql -d record_db -U actions
psql (11.4)
Type "help" for help.

record_db=> select * from storage.table1 ;
ERROR:  permission denied for schema storage
LINE 1: select * from storage.table1 ;
                      ^
record_db=> \dp
                            Access privileges
 Schema | Name | Type | Access privileges | Column privileges | Policies
--------+------+------+-------------------+-------------------+----------
(0 rows)

                      ^

GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA storage TO actions ;

-bash-4.2$ psql -d record_db -U user1
psql (11.4)
Type "help" for help.

record_db=> select actions.add_to_table1('test user');
NOTICE:  ***arc_activity_log
ERROR:  permission denied for schema storage
LINE 1: INSERT INTO storage.table1 ( txt ) VALUES (curr_text )
                    ^
QUERY:  INSERT INTO storage.table1 ( txt ) VALUES (curr_text )
CONTEXT:  PL/pgSQL function actions.add_to_table1(text) line 5 at SQL statement
record_db=>

GRANT ALL PRIVILEGES ON SCHEMA storage TO GROUP actions;
GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA storage TO actions ; 
GRANT USAGE ON ALL SEQUENCES IN SCHEMA storage TO actions ;

GRANT USAGE ON SCHEMA actions TO user1 ;
GRANT EXECUTE ON ALL FUNCTIONS IN SCHEMA actions TO user1 ;