chore: remove unused playground row type (#5401)

Integrated into release/v3.8.42

src/shared/schemas/playground.ts

@@ -11,7 +11,6 @@ export const PlaygroundPresetRowSchema = z.object({
   params_json: z.string(), // JSON serializado (parsed na rota)
   created_at: z.string().datetime(),
 });
-export type PlaygroundPresetRow = z.infer<typeof PlaygroundPresetRowSchema>;
 
 /** Body de POST /api/playground/presets. */
 export const PlaygroundPresetCreateSchema = z.object({

tests/unit/playground-schemas.test.ts

@@ -30,6 +30,7 @@ test("PlaygroundPresetRowSchema: valid row parses correctly", () => {
     assert.equal(result.data.id, row.id);
     assert.equal(result.data.name, row.name);
     assert.equal(result.data.system, "You are helpful.");
+    assert.equal(result.data.params_json, row.params_json);
   }
 });