feat: add tray_app.py with pystray and tkinter

tray_app.py

@@ -0,0 +1,82 @@
+import os
+import threading
+import tkinter as tk
+from tkinter import filedialog
+from PIL import Image, ImageDraw
+import pystray
+from pystray import MenuItem as item
+from logger import logger
+from config import config
+from git_manager import git_manager
+from file_watcher import RepositoryWatcher
+from notifier import notifier
+
+class TrayApp:
+    def __init__(self):
+        self.icon = None
+        self.watcher = None
+        self.root = tk.Tk()
+        self.root.withdraw()  # Hide main tkinter window
+        
+        # Load last used repo if exists
+        last_repo = config.repository_path
+        if last_repo:
+            if git_manager.load_repository(last_repo):
+                self.start_monitoring(last_repo)
+
+    def create_icon(self):
+        # Create a simple icon
+        width = 64
+        height = 64
+        image = Image.new('RGB', (width, height), color=(73, 109, 137))
+        dc = ImageDraw.Draw(image)
+        dc.rectangle([width // 4, height // 4, width * 3 // 4, height * 3 // 4], fill=(255, 255, 255))
+        
+        menu = (
+            item('Git Monitor', lambda: None, enabled=False),
+            pystray.Menu.SEPARATOR,
+            item('Select Repository', self.select_repository),
+            item('Exit', self.exit_app),
+        )
+        
+        self.icon = pystray.Icon("GitMonitor", image, "Git Monitor", menu)
+
+    def select_repository(self, icon=None, item=None):
+        # Open folder dialog in a separate thread or use the hidden root
+        # tkinter dialogs need to run in the main thread or with care
+        repo_path = filedialog.askdirectory(title="Select Git Repository Folder")
+        if repo_path:
+            logger.info(f"User selected repository: {repo_path}")
+            if git_manager.load_repository(repo_path):
+                config.repository_path = repo_path
+                self.start_monitoring(repo_path)
+
+    def start_monitoring(self, path):
+        if self.watcher:
+            self.stop_monitoring()
+        
+        self.watcher = RepositoryWatcher(path)
+        self.watcher.start()
+        notifier.notify("Git Monitor", f"Started monitoring: {os.path.basename(path)}")
+
+    def stop_monitoring(self):
+        if self.watcher:
+            self.watcher.stop()
+            self.watcher = None
+            notifier.notify("Git Monitor", "Stopped monitoring")
+
+    def exit_app(self, icon=None, item=None):
+        logger.info("Exiting application...")
+        self.stop_monitoring()
+        if self.icon:
+            self.icon.stop()
+        self.root.quit()
+        os._exit(0) # Ensure all threads terminate
+
+    def run(self):
+        self.create_icon()
+        self.icon.run()
+
+if __name__ == "__main__":
+    app = TrayApp()
+    app.run()