docs(tasks): update dev server usage

docs/1.guide/10.tasks.md

@@ -133,24 +133,65 @@ This endpoint returns a list of available task names and their meta.
  "description": "Update CMS content"
  }
  },
- "scheduledTasks": {
- "* * * * *": [
- "cms:update"
- ]
- }
+ "scheduledTasks": [
+ {
+ "cron": "* * * * *",
+ "tasks": [
+ "cms:update"
+ ]
+ }
+ ]
 }
 ```
 
 #### `/_nitro/tasks/:name`
 
-This endpoint executes a task. You can provide a payload using both query parameters and body JSON payload.
+This endpoint executes a task. You can provide a payload using both query parameters and body JSON payload. The payload sent in the JSON body payload must be under the `"payload"` property.
 
-```json
-// [GET] /_nitro/tasks/db:migrate
+::code-group
+```ts [tasks/echo/payload.ts]
+export default defineTask({
+ meta: {
+ name: "echo:payload",
+ description: "Returns the provided payload",
+ },
+ run({ payload, context }) {
+ console.log("Running echo task...");
+ return payload;
+ },
+});
+```
+```json [GET]
+// [GET] /_nitro/tasks/echo:payload?field=value&array=1&array=2
 {
- "result": "Database migrations completed!"
+ "field": "value",
+ "array": ["1", "2"]
 }
 ```
+```json [POST]
+/**
+ * [POST] /_nitro/tasks/echo:payload?field=value
+ * body: {
+ * "payload": {
+ * "answer": 42,
+ * "nested": {
+ * "value": true
+ * }
+ * }
+ * }
+ */
+{
+ "field": "value",
+ "answer": 42,
+ "nested": {
+ "value": true
+ }
+}
+```
+::
+
+> [!NOTE]
+> The JSON payload included in the body will overwrite the keys present in the query params.
 
 ### Using CLI