# Implementation Summary

## Updated Areas

### Product Process
- Added a reusable product task template document.
- Added a GitHub issue template for product tasks.

### Opportunity Registration
- Simplified the partner-facing registration form layout.
- Reordered the form so customer details come first.
- Merged customer address into the customer details section.
- Updated section labels to match business wording.
- Added support in the UI for opportunity types:
  - `Resell`
  - `Co-sell`
  - `Referral`

### Opportunities Module
- Redesigned the Opportunities summary page into a CRM-style table.
- Added an opportunity detail page.
- Added an update form for partner updates.
- Added a visible update history section.

## Backend / Database Support
- Extended the opportunities schema to support:
  - `sales_stage`
  - `arr_amount`
  - `tidb_opportunity_owner`
  - `latest_update`
- Added update-history storage through `opportunity_updates`.
- Added a partner update API for:
  - Sales Stage
  - ARR Amount
  - Target Close Date
  - Latest Update

## Important Behavior
- New opportunities default to `Prospecting` as the sales stage.
- Partner updates are only allowed for opportunities with registration status `Approved`.
- Each partner update is stored in update history for auditability.

## Remaining Follow-Up
- Decide how TiDB Opportunity Owner should be assigned and updated.
- Add admin UI if internal users need to manage owner assignment.
- Add automated tests for opportunity create/update flows.