Add /workflow, /skill-info, and /agent-info commands

- /workflow command to list and describe available workflows
  - Filter by category (health, deploy, incidents, sysadmin)
  - Show workflow steps and triggers
- /skill-info command for skill introspection
  - List scripts, triggers, and allowed tools
  - Show references and documentation
- /agent-info command with hierarchy visualization
  - Tree view of agent relationships
  - Model assignments (opus/sonnet/haiku) with visual indicators
  - Supervisor and subordinate information
- Updated shell completions with 19 aliases total
- Test suite now covers 27 tests

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

commands/workflow.md

@@ -0,0 +1,40 @@
+---
+name: workflow
+description: List and describe available workflows
+aliases: [workflows, wf]
+invokes: command:workflow
+---
+
+# Workflow Command
+
+List and describe available workflows.
+
+## Usage
+
+```
+/workflow                   # List all workflows
+/workflow <name>            # Show workflow details
+/workflow --category <cat>  # Filter by category
+```
+
+## Implementation
+
+Run the workflow info script:
+
+```bash
+python3 ~/.claude/automation/workflow-info.py [options] [name]
+```
+
+## Categories
+
+| Category | Examples |
+|----------|----------|
+| `health` | cluster-health-check, cluster-daily-summary |
+| `deploy` | deploy-app |
+| `incidents` | pod-crashloop, node-issue-response |
+| `sysadmin` | health-check, system-update |
+
+## Note
+
+Workflows are design documents - they guide Claude's actions but aren't
+auto-executed. Use this command to understand available procedures.