Convert app to Flask web application with color pickers

- Created Flask backend with REST API endpoints
- Built HTML/CSS/JavaScript frontend
- Replaced RGB sliders with color pickers for each palette color
- Reorganized layout: color palette on left, patterns on right
- Added persistence for color changes
- Integrated WebSocket client for lighting controller communication
- Added tab management, profile support, and pattern selection

Pipfile

@@ -12,6 +12,8 @@ python-rtmidi = "*"
 pyaudio = "*"
 aubio = "*"
 websocket-client = "*"
+flask = "*"
+flask-cors = "*"
 
 [dev-packages]
 
@@ -21,3 +23,4 @@ python_version = "3.12"
 [scripts]
 main = "python src/main.py"
 dev = 'watchfiles "python src/main.py" src'
+web = "python run_web.py"