feat(docker): add full-featured Docker image with MCP tools support

Add Dockerfile.full with Debian-based runtime including git, nodejs, npm, python3, and uv for MCP servers. Add docker-compose.full.yml with npm cache optimization. Add Makefile targets for docker-build-full, docker-run-full, and docker-test. Add test script for MCP tools validation.

scripts/test-docker-mcp.sh

@@ -0,0 +1,48 @@
+#!/bin/bash
+# Test script for MCP tools in Docker (full-featured image)
+
+set -e
+
+COMPOSE_FILE="docker-compose.full.yml"
+
+echo "🧪 Testing MCP tools in Docker container (full-featured image)..."
+echo ""
+
+# Build the image
+echo "📦 Building Docker image..."
+docker-compose -f "$COMPOSE_FILE" build
+
+# Test npx
+echo "✅ Testing npx..."
+docker-compose -f "$COMPOSE_FILE" run --rm picoclaw-agent sh -c 'npx --version'
+
+# Test npm
+echo "✅ Testing npm..."
+docker-compose -f "$COMPOSE_FILE" run --rm picoclaw-agent sh -c 'npm --version'
+
+# Test node
+echo "✅ Testing Node.js..."
+docker-compose -f "$COMPOSE_FILE" run --rm picoclaw-agent sh -c 'node --version'
+
+# Test git
+echo "✅ Testing git..."
+docker-compose -f "$COMPOSE_FILE" run --rm picoclaw-agent sh -c 'git --version'
+
+# Test python
+echo "✅ Testing Python..."
+docker-compose -f "$COMPOSE_FILE" run --rm picoclaw-agent sh -c 'python3 --version'
+
+# Test uv
+echo "✅ Testing uv..."
+docker-compose -f "$COMPOSE_FILE" run --rm picoclaw-agent sh -c 'uv --version'
+
+# Test MCP server installation (quick)
+echo "✅ Testing MCP server install with npx..."
+docker-compose -f "$COMPOSE_FILE" run --rm picoclaw-agent sh -c 'npx -y cowsay "MCP works!"'
+
+echo ""
+echo "🎉 All MCP tools are working correctly!"
+echo ""
+echo "Next steps:"
+echo "  1. Configure MCP servers in config/config.json"
+echo "  2. Run: docker-compose -f $COMPOSE_FILE --profile gateway up"