docs: Improve Quick Start instructions for better clarity

- Add explicit step to clone the repository first
- Include instructions for accessing config via Claude Desktop UI
- Clarify that users must replace placeholder paths with actual paths
- Add note to remember the cloned directory path

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

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

tests/conftest.py

@@ -0,0 +1,28 @@
+"""
+Pytest configuration for Gemini MCP Server tests
+"""
+
+import sys
+import os
+from pathlib import Path
+
+# Ensure the parent directory is in the Python path for imports
+parent_dir = Path(__file__).resolve().parent.parent
+if str(parent_dir) not in sys.path:
+    sys.path.insert(0, str(parent_dir))
+
+# Set dummy API key for tests if not already set
+if "GEMINI_API_KEY" not in os.environ:
+    os.environ["GEMINI_API_KEY"] = "dummy-key-for-tests"
+
+# Configure asyncio for Windows compatibility
+if sys.platform == "win32":
+    import asyncio
+    asyncio.set_event_loop_policy(asyncio.WindowsSelectorEventLoopPolicy())
+
+# Pytest configuration
+def pytest_configure(config):
+    """Configure pytest with custom markers"""
+    config.addinivalue_line(
+        "markers", "asyncio: mark test as async"
+    )