Make complexity badge editable on task detail page

- Add ComplexityForm and ComplexityBadgePartial types
- Add /tasks/:id/complexity POST endpoint
- Add complexityBadgeWithForm component with dropdown
- Add complexity dropdown JS for keyboard navigation
- Add CSS styles for complexity dropdown
- Always show complexity badge (Set Complexity if none)

Task-Id: t-219

1 files changed, 7 insertions, 0 deletions

diff --git a/Omni/Jr/Web/Partials.hs b/Omni/Jr/Web/Partials.hs
index 25a4d1e..2660441 100644
--- a/Omni/Jr/Web/Partials.hs
+++ b/Omni/Jr/Web/Partials.hs
@@ -18,6 +18,7 @@ import Numeric (showFFloat)
 import Omni.Jr.Web.Components
   ( aggregateCostMetrics,
     commentForm,
+    complexityBadgeWithForm,
     formatCostHeader,
     formatTokensHeader,
     metaSep,
@@ -33,6 +34,7 @@ import Omni.Jr.Web.Components
   )
 import Omni.Jr.Web.Types
   ( AgentEventsPartial (..),
+    ComplexityBadgePartial (..),
     DescriptionEditPartial (..),
     DescriptionViewPartial (..),
     PriorityBadgePartial (..),
@@ -92,6 +94,11 @@ instance Lucid.ToHtml PriorityBadgePartial where
   toHtml (PriorityBadgePartial priority tid) =
     priorityBadgeWithForm priority tid
 
+instance Lucid.ToHtml ComplexityBadgePartial where
+  toHtmlRaw = Lucid.toHtml
+  toHtml (ComplexityBadgePartial complexity tid) =
+    complexityBadgeWithForm complexity tid
+
 instance Lucid.ToHtml TaskListPartial where
   toHtmlRaw = Lucid.toHtml
   toHtml (TaskListPartial tasks) =