Remove email

schema.txt

@@ -11,7 +11,6 @@ create table users (
 	user_id    integer       unique  not null  primary key  autoincrement,
 	name       varchar(32)   unique  not null,
 	password   varchar(128)  not null,
-	email      varchar(254),
 	about      text          not null  default '',
 	join_time  integer       not null,
 	role       integer       not null  default 0,

test/init_db.txt

@@ -1,15 +1,13 @@
-insert into users (name, password, email, join_time) values (
+insert into users (name, password, join_time) values (
 	"foo",
 	-- supasecret
 	"$argon2id$v=19$m=65536,t=3,p=4$qBWCEAKgdA4BYOy915qzlg$KhGy3UF0QMlplt2eB7r7QNL2kDcggXUimRWUrWql8sI",
-	"foo@bar.baz",
 	0
 );
-insert into users (name, password, email, join_time) values (
+insert into users (name, password, join_time) values (
 	"bar",
 	-- abraca
 	"$argon2id$v=19$m=65536,t=3,p=4$klJKCUFoDaF07j3nPCeEUA$lCphd5n1YIs8MaVop2vGNirwknkh91qJIZHMuBOlgWA",
-	"bar@foo.baz",
 	0
 );
 insert into users (name, password, join_time, role) values (