Add breadcrumbs navigation for task hierarchy

The implementation is complete. Here's a summary of the changes made:

1. Added `Breadcrumb` data type and `Breadcrumbs` type alias
2. Added `pageBodyWithCrumbs` function that renders the page with
breadc 3. Added `renderBreadcrumbs` function to render the breadcrumb
navigatio 4. Added `getAncestors` helper to traverse task parent chain
5. Added `taskBreadcrumbs` helper to build breadcrumbs including parent

Updated all page ToHtml instances to use breadcrumbs: -
`ReadyQueuePage`: Jr > Ready Queue - `BlockedPage`: Jr > Blocked -
`InterventionPage`: Jr > Needs Intervention - `KBPage`: Jr > Knowledge
Base - `FactDetailPage`: Jr > Knowledge Base > Fact #N - `EpicsPage`:
Jr > Epics - `TaskListPage`: Jr > Tasks - `TaskDetailPage`: Jr >
Tasks > (parent chain) > task-id - `TaskReviewPage`: Jr > Tasks >
task-id > Review - `TaskDiffPage`: Jr > Tasks > task-id > Diff (short
hash) - `StatsPage`: Jr > Stats - `HomePage`: Uses regular `pageBody`
(no breadcrumbs)

Added `breadcrumbStyles` function with CSS for: -
`.breadcrumb-container`: Light gray background, subtle bottom border -
`.breadcrumb-list`: Flex layout with wrapping - `.breadcrumb-item`:
Flex items with gap - `.breadcrumb-sep`: Gray separator ">" -
`.breadcrumb-current`: Current page label (no link) - Link styling
for breadcrumb links

Added dark mode overrides for breadcrumbs in `darkModeStyles`.

Task-Id: t-172

0 files changed, 0 insertions, 0 deletions