Add responsive people profile editor flow

docs/progress.md

@@ -7,6 +7,28 @@ Updated: 2026-02-22
 - After every sensible code/documentation change set, create a git commit as
   the last step so the next agent session can pick up from clean checkpoints.
 
+## Latest Milestone (2026-02-22): Responsive People Add/Edit Form (Sheet + Dialog)
+
+Aligned the People profile creation/edit flow with the newer insights-style UI
+language and improved platform-specific presentation behavior.
+
+- `lib/features/people/people_view.dart`
+  - replaced the old `AlertDialog` person editor with a shared responsive form
+    panel:
+    - mobile (`<720px`): `showModalBottomSheet` with a rounded sheet layout
+    - desktop/web/tablet: larger custom dialog panel
+  - added richer form UX with:
+    - hero preview (avatar + live preview chips for name/relationship/location/tags)
+    - grouped sections (`Identity`, `Context`) matching the People/Insights card
+      style
+    - preserved existing labels and `Save` action text for test compatibility
+  - kept add/edit repository behavior unchanged (local-first)
+  - fixed narrow-width section header overflow discovered by widget test
+
+- Validation
+  - `flutter analyze` -> pass
+  - `flutter test` -> pass
+
 ## Latest Milestone (2026-02-22): People Page UX Redesign (Insights-Aligned)
 
 Reworked the `People` page to feel closer to the graph long-press `Person