feat(timeline): add pulse animation for in-flight drag mutations

Allocation bars that have active optimistic overrides (post-drag,
awaiting server confirmation) now pulse subtly via animate-pulse.
The pending set is derived from the existing optimisticAllocations
map keys, requiring no additional state.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.claude/commands/github/pr-enhance.md

@@ -1,26 +0,0 @@
-# pr-enhance
-
-AI-powered pull request enhancements.
-
-## Usage
-```bash
-npx claude-flow github pr-enhance [options]
-```
-
-## Options
-- `--pr-number <n>` - Pull request number
-- `--add-tests` - Add missing tests
-- `--improve-docs` - Improve documentation
-- `--check-security` - Security review
-
-## Examples
-```bash
-# Enhance PR
-npx claude-flow github pr-enhance --pr-number 123
-
-# Add tests
-npx claude-flow github pr-enhance --pr-number 123 --add-tests
-
-# Full enhancement
-npx claude-flow github pr-enhance --pr-number 123 --add-tests --improve-docs
-```