revert: Rollback to Gradio 5.29 - Gradio 6.x breaks Claude Desktop MCP

feat: Upgrade to Gradio 6.5 with improved MCP support

fix: Use Gradio 5.29.0 with mcp_server support

fix: Use Gradio 5.x with MCP support

fix: Pin Gradio 4.44.0 for HuggingFace Spaces compatibility

feat: Implement MCP Server for Indicateurs Territoriaux API

initial commit