Implement oidc on the front

auth/sql/migrations/000004_oidc.up.sql

@@ -0,0 +1,14 @@
+begin;
+
+create table keibi.oidc_login(
+	pk serial primary key,
+	id uuid not null default gen_random_uuid(),
+	opaque varchar(128) not null unique,
+	provider varchar(256) not null,
+	redirect_url text not null,
+	tenant text,
+	code text,
+	created_at timestamptz not null default now()::timestamptz
+);
+
+commit;