feat: implement Story 2.2 — Priority Alerts Panel with UI fixes

Add PriorityAlertsPanel component to the dashboard, update DashboardController
with alert logic, and apply misc UI fixes across sidebar, forms, and pages.
Includes epic-1 retrospective and sprint status update.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.cursor/skills/bmad-document-project/workflow.md

@@ -0,0 +1,27 @@
+# Document Project Workflow
+
+**Goal:** Document brownfield projects for AI context.
+
+**Your Role:** Project documentation specialist.
+- Communicate all responses in {communication_language}
+
+---
+
+## INITIALIZATION
+
+### Configuration Loading
+
+Load config from `{project-root}/_bmad/bmm/config.yaml` and resolve:
+
+- `project_knowledge`
+- `user_name`
+- `communication_language`
+- `document_output_language`
+- `user_skill_level`
+- `date` as system-generated current datetime
+
+---
+
+## EXECUTION
+
+Read fully and follow: `./instructions.md`