feat: Remove old server and create MCP base server structure

- Delete old subprocess-based server.py
- Create new server_http.py with base structure for MCP Streamable HTTP protocol
- Update __init__.py to import from server_http
- Health check endpoint in place
- Middleware integration ready for MCP endpoints

Issue #24 will add the actual MCP protocol endpoints.

Closes #23

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

src/gitea_mcp_remote/__init__.py

@@ -1,17 +1,11 @@
 """
-Gitea HTTP MCP Wrapper
+Gitea MCP Remote — HTTP deployment wrapper for marketplace Gitea MCP server.
 
-This package provides an HTTP transport wrapper around the official Gitea MCP server.
-It handles configuration loading, tool filtering, and HTTP authentication middleware.
-
-Architecture:
-- config/: Configuration loader module
-- middleware/: HTTP authentication middleware
-- filtering/: Tool filtering for Claude Desktop compatibility
-- server.py: Main HTTP MCP server implementation
+Imports tool definitions from gitea-mcp-server (marketplace) and serves them
+over Streamable HTTP transport with authentication and TLS via Caddy.
 """
 
-from .server import GiteaMCPWrapper, create_app, main
+from .server_http import create_app, main
 
-__version__ = "0.1.0"
-__all__ = ["__version__", "GiteaMCPWrapper", "create_app", "main"]
+__version__ = "0.2.0"
+__all__ = ["__version__", "create_app", "main"]