feat: Add CadQuery wrapper library for parametric CAD modeling

Python wrapper around CadQuery for simplified 3D CAD operations with
clean API for creating shapes, performing boolean operations, and
exporting to various formats.

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

cadquerywrapper/install_python.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+set -e
+
+if command -v python3 >/dev/null 2>&1; then
+    echo "Python is already installed." && exit 0
+fi
+
+echo "Python not found. Attempting installation..."
+if command -v apt-get >/dev/null 2>&1; then
+    sudo apt-get update && sudo apt-get install -y python3 python3-pip
+elif command -v yum >/dev/null 2>&1; then
+    sudo yum install -y python3 python3-pip
+elif command -v brew >/dev/null 2>&1; then
+    brew install python
+else
+    echo "Unsupported package manager. Please install Python manually." >&2
+    exit 1
+fi
+
+if ! command -v python >/dev/null 2>&1 && command -v python3 >/dev/null 2>&1; then
+    sudo ln -s "$(command -v python3)" /usr/local/bin/python || true
+fi
+
+echo "Python installed successfully."