Backtest — Portfolio Strategy Simulator

Convert natural language backtesting requests into tiportfolio CLI commands, run them, and present results.

Step 1: Ensure uvx is available

uvx --version > /dev/null 2>&1

• If uvx exists → proceed to Step 2. All commands use uvx tiportfolio ... (no install needed).
• If uvx is not found → tell the user:

  uvx is required to run this skill. Install it from https://docs.astral.sh/uv/

Do NOT proceed until uvx is available.

Step 2: Extract parameters from the user's request

Parse the user's message and map to CLI flags using this table: