Kinetic Edge Health

User Story:
As a patient, I want to subscribe to a selected health plan so that I can access its benefits and services.

Acceptance Criteria :

• From the Plans page, user can click Subscribe on a chosen plan.
• System shows a confirmation step summarizing plan name, price, duration and any trial/intro offers.
• If payment is required, user can provide payment details and confirm the charge.

After successful confirmation/payment :

• Plan status becomes Active for the user.
• Subscription start and end dates are recorded.
• The user is shown an onscreen confirmation and returned to the Plans or Dashboard.
• System stores the subscription record in the backend with start/end dates and plan id.
• A notification (in-app) is created informing user of successful subscription.

Notes for QA :

• Subscribe to a paid plan and verify active status, start/end dates saved.
• Test subscription flow with and without payment required.
• Confirm confirmation UI and redirection behavior.
• Check subscription record in backend (if accessible).