usuário N -> usuarios_times <- N times

usuário 1 -> 1 regra de acesso ao time usuário N <- 1 regra de acesso ao time

users id name email version created_at updated_at

teams id name created_at updated_at

team_members id member_id team_id role_id created_at updated_at

team_roles id name created_at

boards 1 -> N columns boards 1 <- 1 columns

columns 1 -> N cards columns 1 <- 1 cards

cards 1 -> 1 member cards N <- 1 member

boards id team_id name active created_at updated_at

board_columns id board_id name color position created_at updated_at

board_cards id column_id member_id text created_at updated_at

polls 1 -> N options polls 1 <- 1 options

options 1 -> N votes options 1 <- 1 votes

votes 1 -> 1 member votes 1 <- 1 member

polls id team_id name created_at updated_at

poll_options id poll_id text created_at updated_at

poll_votes id member_id option_id created_at