feat: add Conductor plugin for Context-Driven Development

Add comprehensive Conductor plugin implementing Context-Driven Development
methodology with tracks, specs, and phased implementation plans.

Components:
- 5 commands: setup, new-track, implement, status, revert
- 1 agent: conductor-validator
- 3 skills: context-driven-development, track-management, workflow-patterns
- 18 templates for project artifacts

Documentation updates:
- README.md: Updated counts (68 plugins, 100 agents, 110 skills, 76 tools)
- docs/plugins.md: Added Conductor to Workflows section
- docs/agents.md: Added conductor-validator agent
- docs/agent-skills.md: Added Conductor skills section

Also includes Prettier formatting across all project files.

plugins/backend-development/skills/temporal-python-testing/resources/local-setup.md

@@ -519,6 +519,7 @@ async def test_workflow_with_breakpoint(workflow_env):
 ## Troubleshooting
 
 **Issue: Temporal server not starting**
+
 ```bash
 # Check logs
 docker-compose logs temporal
@@ -529,12 +530,14 @@ docker-compose up -d
 ```
 
 **Issue: Tests timing out**
+
 ```python
 # Increase timeout in pytest.ini
 asyncio_default_timeout = 30
 ```
 
 **Issue: Port already in use**
+
 ```bash
 # Find process using port 7233
 lsof -i :7233