feat(tags): Adding the ability to tag tasks for filtering on the index page

[lawrencewong]

• In our team's usage of maintenance tasks we found that with the additions of new tasks, and previous runs displaying raw data it made it difficult to find specific tasks.
• We wanted a way to be able to group certain tasks either by domain or usage.
• Adding the ability to filter by using links defined by tags on the tasks.
• If there are tags assigned to any task, it will be listed at the top of the index page. The tags are links to the tasks controller with a parameter of the selected tag. This will only surface tasks that have the given tag.

When no tasks have assigned tags:

When tasks have assigned tags:

Demo:
https://user-images.githubusercontent.com/3063931/235284910-65f7fd35-a18f-4214-b7e9-8b7f3efe3035.mov

[ahmdrefat]

LGTM!

My only suggestion here is to update the README to add information about the tags and how to add them to tasks