d1f0967a0c
- Replace server interactivity with vanilla JS (forms.js) for Popover, Calendar, TimePicker, NumberInput, and Counter components - Rewrite all Razor components to static SSR using data-* attributes for JS hooks - Simplify InputBase.cs (remove EventCallback, EditContext, SetValueAsync) - Remove AddInteractiveServerComponents/AddInteractiveServerRenderMode from Program.cs - Update demo pages: remove @rendermode, replace EditForm with native form - Add InteractivityGapTests.cs with 30 scoped E2E tests - Update FormsTests.cs selectors for new static SSR structure - Fix year picker navigation bug and date format mismatch in forms.js - All 126 tests passing