Feature: Add CLI list-templates Command Closes #31

[IvantheGreatMaker]

Adds new Feature: Add CLI list-templates Command #31

Description

Add a new list command to the CLI that displays all available scaffold templates organized by category. This enables users to discover available templates without consulting documentation.

Related Issue

Closes #31

Type of Change

• 🐛 Bug fix
• ✨ New feature (non-breaking change that adds functionality)
• 💥 Breaking change
• 📚 Documentation update
• 🔧 Refactor / code cleanup
• 🧪 Test improvement

Changes Made

• Added TEMPLATE_INFO dictionary to 8 scaffold modules for dynamic discovery
• Added _collect_templates() helper function in devopsos.py
• Added @app.command("list") command to display templates by category
• Added tests for the new list command

Testing Done

• Existing tests pass (python -m pytest cli/test_cli.py mcp_server/test_server.py tests/test_comprehensive.py -v)
• New tests added to cover the changes
• Manually tested: python -m cli.devopsos list

Checklist

• My code follows the existing style and conventions
• I have self-reviewed my code
• My changes do not introduce new warnings or errors
• I have linked the related issue above
• All CI checks are passing

[chefgs]

@IvantheGreatMaker
One suggestion is to add the new list command under the Quick Start Commands section in root README.md file.

# ── List templates ──────────────────────────────────────────────────────────
python -m cli.devopsos list  # → Displays list of available templates

[chefgs]

Hello @IvantheGreatMaker - Thank you for picking up the issue and raising a PR.

Glad you have followed the PR template, which helped us to review the code quickly.

Please address the review comment, I've added in the code.