feat: Add Python dependency management and fix test environment

- Add install-pip.sh script for automated Python package installation
- Add pyproject.toml with proper package configuration and setuptools discovery
- Fix virtual environment setup to enable all tests to run successfully
- Tests now pass: 20/20 ✅

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

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

install-pip.sh

@@ -0,0 +1,74 @@
+#!/bin/bash
+#
+# install-pip.sh - Install Python package dependencies for MarkiTect project
+#
+# USAGE
+#
+#    run "./install-pip.sh" after activating the virtual environment
+#    or run "source .venv/bin/activate && ./install-pip.sh"
+#
+
+set -e  # Exit on any error
+
+echo "🐍 MarkiTect Python Dependencies Installer"
+echo "=========================================="
+echo ""
+
+# Check if virtual environment is active
+if [ -z "$VIRTUAL_ENV" ]; then
+    echo "⚠️  Virtual environment not detected"
+    echo "   Checking for .venv directory..."
+
+    if [ -d ".venv" ]; then
+        echo "📁 Found .venv directory"
+        echo "   Activating virtual environment..."
+        source .venv/bin/activate
+        echo "✅ Virtual environment activated: $VIRTUAL_ENV"
+    else
+        echo "❌ No .venv directory found"
+        echo "   Please create a virtual environment first:"
+        echo "   python3 -m venv .venv"
+        echo "   source .venv/bin/activate"
+        exit 1
+    fi
+else
+    echo "✅ Virtual environment active: $VIRTUAL_ENV"
+fi
+
+echo ""
+echo "📦 Installing project in development mode..."
+pip install -e .
+
+echo ""
+echo "🧪 Installing testing dependencies..."
+pip install pytest pytest-cov
+
+echo ""
+echo "🛠️  Installing development dependencies..."
+pip install black flake8 mypy
+
+echo ""
+echo "🏗️  Installing build dependencies..."
+pip install build
+
+echo ""
+echo "📋 Verifying installations..."
+echo "   Python: $(python --version)"
+echo "   pip: $(pip --version | cut -d' ' -f1-2)"
+echo "   pytest: $(pytest --version | head -n1)"
+echo "   black: $(black --version)"
+echo "   flake8: $(flake8 --version | cut -d' ' -f1-2)"
+echo "   mypy: $(mypy --version)"
+
+echo ""
+echo "📚 Installed packages:"
+pip list --format=columns
+
+echo ""
+echo "✅ Python dependencies installation complete!"
+echo ""
+echo "🎯 Next steps:"
+echo "   - Run tests: make test"
+echo "   - Run linting: make lint"
+echo "   - Format code: make format"
+echo "   - Build package: make build"

pyproject.toml

@@ -0,0 +1,15 @@
+[build-system]
+requires = ["setuptools>=61.0"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "markitect"
+version = "0.1.0"
+description = "Advanced Markdown engine for structured content"
+readme = "README.md"
+requires-python = ">=3.8"
+dependencies = ["markdown-it-py"]
+
+[tool.setuptools.packages.find]
+include = ["markitect*"]
+exclude = ["tests*", "wiki*", "tddai*"]