text: CREATE TABLE repositories (
    id             UUID PRIMARY KEY                           DEFAULT gen_random_uuid(),
    name           TEXT NOT NULL,
    description    TEXT,
    website        TEXT,
    default_branch TEXT         NOT NULL,
    created_at     TIMESTAMPTZ  NOT NULL                      DEFAULT now(),
    updated_at     TIMESTAMPTZ  NOT NULL                      DEFAULT now(),
    owner_id       UUID REFERENCES users NOT NULL
  );
  
  ALTER TABLE repositories ADD UNIQUE (name, owner_id);
  