wiggleverse-ecomm/specs/SD-0001-mvp-sign-up-and-single-storefront.md

Solution Design: ecomm MVP — sign up and create a single storefront

Anchor	wiggleverse/wiggleverse-ecomm#1 (type/feature, priority/P1)
Author(s)	Claude (session ecomm-0020), for Ben Stull
Reviewers / approvers	Ben Stull
Status	draft
Version	v0.1.0
Source artifacts	BDD corpus: research/shopify (esp. flows/first-run-experience.md) · Prototype: wiggleverse-ecomm-prototype (R01–R07) · Reference: Shopify first-run experience · Supersedes: —

Change log

Date	Version	Change	By
2026-06-10	v0.1.0	Initial draft (session ecomm-0020)	Claude

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1. Business Context

The business lens — solution-agnostic throughout. No mechanism is proposed until §2.

1.1 Executive Summary

1.2 Background

1.3 Business Actors / Roles

1.4 Problem Statement

1.5 Pain Points

1.6 Targeted Business Outcomes

1.7 Scope (business)

1.8 Assumptions · Constraints · Dependencies

1.9 Business Use Cases

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2. Solution Proposal

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3. Product Personas

4. Product Use Cases

5. UX Layout

6. Technical Design

6.1 Invariants

6.2 High-level architecture

6.3 Data model & ownership

6.4 Interfaces & contracts

6.5 Per–Product-Use-Case design

6.6 Non-functional requirements & cross-cutting concerns

6.7 Key decisions & alternatives considered

6.8 Testing strategy

6.9 Failure modes, rollback & flags

7. Delivery Plan

7.1 Approach / strategy

7.2 Slicing plan

7.3 Rollout / launch plan

7.4 Risks & mitigations

8. Traceability matrix

9. Open Questions & Decisions log

10. Glossary & References