feat: can exclude task from being included (#1859)

website/docs/usage.mdx

@@ -393,6 +393,8 @@ You can run `task foo` directly without the namespace.
 You can also reference the task in other tasks without the namespace. So if you run `task greet` it will run `greet` and `foo` tasks and the output will be :
 
 ```text
+Greet
+Foo
 ```
 
 If multiple tasks have the same name, an error will be thrown:
@@ -409,14 +411,14 @@ If multiple tasks have the same name, an error will be thrown:
     version: '3'
     includes:
       lib:
-		    taskfile: ./Included.yml
-		    flatten: true
+        taskfile: ./Included.yml
+        flatten: true
 
-		tasks:
-		  greet:
-		    cmds:
-		      - echo "Greet"
-		      - task: foo
+    tasks:
+      greet:
+        cmds:
+          - echo "Greet"
+          - task: foo
 		```
 
 
@@ -427,9 +429,9 @@ If multiple tasks have the same name, an error will be thrown:
 		version: '3'
 
 		tasks:
-		  greet:
-		    cmds:
-		       - echo "Foo"
+      greet:
+        cmds:
+		      - echo "Foo"
 		```
 
 
@@ -438,12 +440,50 @@ If multiple tasks have the same name, an error will be thrown:
 If you run `task -a` it will print:
 ```text
 task: Found multiple tasks (greet) included by "lib"
-
 ```
 
+If you the included Taskfile has a task with the same name as a task in the main Taskfile,
+you may want to exclude it from the flattened tasks.
+
+You can do this by using the [`excludes` option](#exclude-tasks-from-being-included).
+
+### Exclude tasks from being included
+
+You can exclude tasks from being included by using the `excludes` option. This option takes the list of tasks to be excluded from this include.
+
+<Tabs defaultValue="1"
+      values={[
+        {label: 'Taskfile.yml', value: '1'},
+        {label: 'Included.yml', value: '2'}
+      ]}>
+
+  <TabItem value="1">
+    ```yaml
+    version: '3'
+      includes:
+        included:
+          taskfile: ./Included.yml
+          excludes: [foo]
+    ```
 
 
+  </TabItem>
+  <TabItem value="2">
 
+    ```yaml
+    version: '3'
+
+    tasks:
+      foo: echo "Foo"
+      bar: echo "Bar"
+    ```
+
+
+  </TabItem></Tabs>
+
+`task included:foo` will throw an error because the `foo` task is excluded but `task included:bar` will work and display `Bar`.
+
+It's compatible with the `flatten` option.
 
 ### Vars of included Taskfiles