Modernize application to v0.9.0 with PySide6, FastAPI, and PWA support

## Major Changes

### Build System
- Replace requirements.txt with pyproject.toml for modern dependency management
- Support for uv package manager alongside pip
- Update PyInstaller spec files for new dependencies and structure

### Desktop GUI (Tkinter → PySide6)
- Complete rewrite of UI using PySide6/Qt6
- New modular structure in gui/ directory:
  - main_window.py: Main application window
  - macro_editor.py: Macro creation/editing dialog
  - command_builder.py: Visual command sequence builder
- Modern dark theme with consistent styling
- System tray integration

### Web Server (Flask → FastAPI)
- Migrate from Flask/Waitress to FastAPI/Uvicorn
- Add WebSocket support for real-time updates
- Full CRUD API for macro management
- Image upload endpoint

### Web Interface → PWA
- New web/ directory with standalone static files
- PWA manifest and service worker for installability
- Offline caching support
- Full macro editing from web interface
- Responsive mobile-first design
- Command builder UI matching desktop functionality

### Macro System Enhancement
- New command sequence model replacing simple text/app types
- Command types: text, key, hotkey, wait, app
- Support for delays between commands (wait in ms)
- Support for key presses between commands (enter, tab, etc.)
- Automatic migration of existing macros to new format
- Backward compatibility maintained

### Files Added
- pyproject.toml
- gui/__init__.py, main_window.py, macro_editor.py, command_builder.py
- gui/widgets/__init__.py
- web/index.html, manifest.json, service-worker.js
- web/css/styles.css, web/js/app.js
- web/icons/icon-192.png, icon-512.png

### Files Removed
- requirements.txt (replaced by pyproject.toml)
- ui_components.py (replaced by gui/ modules)
- web_templates.py (replaced by web/ static files)
- main.spec (consolidated into platform-specific specs)

### Files Modified
- main.py: Simplified entry point for PySide6
- macro_manager.py: Command sequence model and migration
- web_server.py: FastAPI implementation
- config.py: Version bump to 0.9.0
- All .spec files: Updated for PySide6 and new structure
- README.md: Complete rewrite for v0.9.0
- .gitea/workflows/release.yml: Disabled pending build testing

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

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

macropad.spec

@@ -1,12 +1,53 @@
 # -*- mode: python ; coding: utf-8 -*-
+# PyInstaller spec file for MacroPad Server (Windows)
 
+import os
 
 a = Analysis(
     ['main.py'],
     pathex=[],
     binaries=[],
-    datas=[],
-    hiddenimports=[],
+    datas=[
+        ('web', 'web'),
+        ('Macro Pad.png', '.'),
+    ],
+    hiddenimports=[
+        # PySide6
+        'PySide6.QtCore',
+        'PySide6.QtGui',
+        'PySide6.QtWidgets',
+        # FastAPI and web server
+        'fastapi',
+        'uvicorn',
+        'uvicorn.logging',
+        'uvicorn.loops',
+        'uvicorn.loops.auto',
+        'uvicorn.protocols',
+        'uvicorn.protocols.http',
+        'uvicorn.protocols.http.auto',
+        'uvicorn.protocols.websockets',
+        'uvicorn.protocols.websockets.auto',
+        'uvicorn.lifespan',
+        'uvicorn.lifespan.on',
+        'starlette',
+        'starlette.routing',
+        'starlette.responses',
+        'starlette.staticfiles',
+        'starlette.websockets',
+        'anyio',
+        'anyio._backends._asyncio',
+        # Pydantic
+        'pydantic',
+        'pydantic.fields',
+        # Other dependencies
+        'qrcode',
+        'PIL',
+        'pyautogui',
+        'pystray',
+        'netifaces',
+        'websockets',
+        'multipart',
+    ],
     hookspath=[],
     hooksconfig={},
     runtime_hooks=[],
@@ -14,6 +55,7 @@ a = Analysis(
     noarchive=False,
     optimize=0,
 )
+
 pyz = PYZ(a.pure)
 
 exe = EXE(
@@ -35,4 +77,5 @@ exe = EXE(
     target_arch=None,
     codesign_identity=None,
     entitlements_file=None,
+    icon='Macro Pad.png',
 )