Docs: Update scope boundaries in constitution

Due to the introduction of image thumbnail generation in
cd89ba5dea, the scope boundaries in §10 of
the project constitution should be updated with a clarification.

.specify/memory/constitution.md

@@ -1,8 +1,8 @@
 <!--
 SYNC IMPACT REPORT
 ==================
-Version change: [TEMPLATE — no prior version] → 1.1.0
+Version change: 1.1.0 → 1.1.1
-Ratified: 2026-05-01 | Last amended: 2026-05-02
+Ratified: 2026-05-01 | Last amended: 2026-05-03
 
 Principles introduced (first population from docs/CONSTITUTION.md):
   - §2  Architecture Principles (6 sub-principles)
@@ -200,7 +200,7 @@ NOT be marked complete while CI is failing.
 ## 6. Tech Stack Constraints
 
 | Concern          | Choice                                    | Rationale                                 |
-|---|---|---|
+|------------------|-------------------------------------------|-------------------------------------------|
 | API language     | Python 3.12+                              | Primary language, type hints required     |
 | API framework    | FastAPI                                   | Async, OpenAPI-native                     |
 | ORM / query      | SQLAlchemy 2.x (async) + asyncpg driver   | Repository layer owns all queries         |
@@ -241,7 +241,7 @@ revised:
 - Multi-user support
 - Public sharing or embeds
 - Collections or albums beyond tag-based grouping
-- Image editing or transformation
+- Image editing or transformation beyond thumbnail generation
 - OR/NOT tag logic
 - Mobile-native app
 - Username/password auth (planned Phase 2)
@@ -278,11 +278,12 @@ Phase 1 design is complete.
 ## 10. Revision Log
 
 | Version | Date       | Change                                                                                                                          |
-|---|---|---|
+|---------|------------|---------------------------------------------------------------------------------------------------------------------------------|
 | 1.0.0   | 2026-05-01 | Initial constitution                                                                                                            |
 | 1.1.0   | 2026-05-01 | asyncpg driver explicit; SHA-256 deduplication added to data model; deduplication removed from out-of-scope                     |
 | 1.1.0   | 2026-05-02 | Adopted into Spec Kit memory; fixed duplicate §4.3 → §4.4; strengthened "should" language to MUST/MUST NOT; added §9 Governance |
+| 1.1.1   | 2026-05-03 | Clarify that the only acceptable form of image transformation or editing is thumbnail generation                                |
 
 ---
 
-**Version**: 1.1.0 | **Ratified**: 2026-05-01 | **Last Amended**: 2026-05-02
+**Version**: 1.1.1 | **Ratified**: 2026-05-01 | **Last Amended**: 2026-05-03

README.md

@@ -1,2 +1,4 @@
 # reactbin
-Organize your reaction images.
+_Organize your reaction images._
+
+![Reactbin UI](.img/reactbin-ui.png)