905 add ability to list files and directories

[1Blademaster]

[Copilot]

Pull request overview

This PR implements FTP file listing capabilities for drone file systems via MAVLink FTP protocol. The implementation adds a complete client-server architecture with backend FTP controller, WebSocket endpoints, Redux state management, and a React-based file browser UI.

• Introduces FtpController class to handle MAVLink FTP protocol operations including session management and directory listing
• Adds WebSocket endpoint for listing files with state validation and error handling
• Creates Redux slice for FTP state management with hierarchical file tree structure
• Implements Tree-based UI component in config page to display and navigate drone filesystem

Reviewed changes

Copilot reviewed 12 out of 12 changed files in this pull request and generated 11 comments.

Show a summary per file

File	Description
radio/app/controllers/ftpController.py	New controller implementing MAVLink FTP operations with session management, command sending, response parsing, and directory entry conversion
radio/app/endpoints/ftp.py	WebSocket endpoint for list_files operation with state and connection validation
radio/app/endpoints/__init__.py	Registers the FTP endpoint module
radio/app/drone.py	Integrates FtpController into drone initialization sequence
radio/tests/test_ftpController.py	Unit tests for the directory entry conversion helper method
radio/requirements.txt	Updates pymavlink from 2.4.40 to 2.4.49 to support FTP operations
gcs/src/redux/store.js	Adds ftpSlice to Redux store and reorganizes imports alphabetically
gcs/src/redux/slices/ftpSlice.js	Redux slice managing FTP state with file tree structure and directory listing actions
gcs/src/redux/middleware/socketMiddleware.js	Adds socket listener for list_files_result events
gcs/src/redux/middleware/emitters.js	Adds emitter for list_files socket events
gcs/src/config.jsx	Adds FTP tab to config page and imports FTP component
gcs/src/components/config/ftp.jsx	React component rendering file tree with lazy-loading of subdirectories

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[Copilot]

Pull request overview

Copilot reviewed 12 out of 12 changed files in this pull request and generated 4 comments.

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[Kwash67]

lgtm