feat: add docker-compose health check examples and github runner migration

This commit adds:
- Comprehensive docker-compose examples for health check testing
- GitHub runner sources database migration
- UI fix for service heading view

Files Added:
- DOCKER_COMPOSE_EXAMPLES.md - Documentation of health check test cases
- docker-compose.*.yml - Test files for various health check scenarios:
  - excluded.yml: Container with exclude_from_hc flag
  - healthy.yml: All containers healthy
  - unhealthy.yml: All containers unhealthy
  - unknown.yml: Container without healthcheck
  - mixed-healthy-unknown.yml: Mix of healthy and unknown
  - mixed-unhealthy-unknown.yml: Mix of unhealthy and unknown
- database/migrations/2025_11_19_115504_create_github_runner_sources_table.php

Files Modified:
- resources/views/livewire/project/service/heading.blade.php

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

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

resources/views/livewire/project/service/heading.blade.php

@@ -29,7 +29,7 @@
         @if ($service->isDeployable)
             <div class="flex flex-wrap order-first gap-2 items-center sm:order-last">
                 <x-services.advanced :service="$service" />
-                @if (str($service->status)->contains('running') || (str($service->status)->startsWith('running:') && !str($service->status)->contains('exited')))
+                @if (str($service->status)->contains('running'))
                     <x-forms.button title="Restart" @click="$wire.dispatch('restartEvent')">
                         <svg class="w-5 h-5 dark:text-warning" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg">
                             <g fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round"