add table for hubs

packages/postgresql/postgresql.go

@@ -72,6 +72,18 @@ func Init(ctx context.Context) {
 		panic(err)
 	}
 
+	_, err = dbConn.Exec(ctx, `
+		CREATE TABLE IF NOT EXISTS hubs (
+		    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+		    name TEXT NOT NULL,
+		    icon_url TEXT,
+		    background_url TEXT,
+		    creator UUID NOT NULL REFERENCES users(id),
+		    join_role, // TODO set role uuid
+		    rgba BIGINT NOT NULL DEFAULT 0 CHECK (rgba BETWEEN 0 AND 4294967295),
+		    user_color_allowed BOOLEAN DEAFAULT FALSE
+		)
+	`)
 }
 
 func UserSave(ctx context.Context, user *types.User) error {