Container component

[mwarman]

📢 Instructions

• Begin with a DRAFT pull request.
• Follow italicized instructions to add detail to assist the reviewers.
• After completing all checklist items, change the pull request to READY.

---

🔧 Change Summary

Describe the changes included in this pull request. Link to the associated GitHub issue(s).

• fixes Container component #91
• Added the Container component.
• Created a components sub-page for the Container component.
• Moved the Page component to the /common/content source directory.
• Created a components sub-page for the Page component.

📝 Checklist

Pull request authors must complete the following tasks before marking the PR as ready to review.

• Complete a self-review of changes
• Unit tests have been created or updated
• The code is free of [new] lint errors and warnings
• Update storybook stories as needed
• Update project documentation as needed, README, JSDoc, etc.

🧪 Steps to Test

Describe the process to test the changes in this pull request.

View the Container component in Storybook. In the app...

1. Regression test. The container component did not alter the UX, but rather encapsulated it into a standard component.

🔗 Additional Information

Optionally, provide additional details, screenshots, or URLs that may assist the reviewer.

• [...]