Update action.yml + README with missing inputs

Author: laghee

README.md

@@ -27,9 +27,12 @@ This action integrates asana with github.
 - `create-asana-pr-task` to create a task in Asana based on the Github Pull Request
 - `get-latest-repo-release` to find the latest release version of a Github Repository
 - `create-asana-task` to create a task in Asana
+- `add-task-pr-description` to add the Asana Task URL to a PR description
 - `get-asana-user-id` to return the Asana User Id of a given Github actor
 - `find-asana-task-id` searches in the PR description for an Asana Task, given a prefix
+- `find-asana-task-ids` searches in the PR description for multiple Asana Tasks, given a prefix
 - `post-comment-asana-task` to post a comment in an Asana task
+- `send-mattermost-message` to send a message to a channel in Mattermost
 - `get-asana-task-permalink` to get the permalink for a given Asana Task ID
 - `mark-asana-task-complete` to mark an Asana task as complete or incomplete
 

action.yml

@@ -36,9 +36,18 @@ inputs:
     asana-collaborators:
         description: 'Comma-separated Asana user IDs or emails of users to be added as followers.'
         required: false
+    asana-assignee:
+        description: 'Asana ID of the user to whom the task should be assigned.'
+        required: false
     trigger-phrase:
         description: 'Prefix used to identify Asana tasks (URL). If not provided, any Asana URL in the text will be matched.'
         required: false
+    is-complete:
+        description: 'Set to true to mark the task(s) as complete, false to mark as incomplete. Defaults to false if not provided. [true | false].'
+        required: false
+    is-pinned:
+        description: 'Pin a comment on Asana task(s). [true | false].'
+        required: false
     github-repository:
         description: 'Github Repository to check for the latest release.'
         required: false