diff --git a/main.py b/main.py
index 7770b8e..4ed2c10 100644
--- a/main.py
+++ b/main.py
@@ -24,65 +24,74 @@ from Foundation import NSObject, NSTimer, NSDate
 
 load_dotenv()
 
+from PyObjCTools import AppHelper
+
 class ItemSenseApp(NSObject):
     def applicationDidFinishLaunching_(self, notification):
-        print("Application did finish launching...")
-        self.window = NSWindow.alloc().initWithContentRect_styleMask_backing_defer_(
-            NSMakeRect(0, 0, 800, 700),
-            NSWindowStyleMaskTitled | NSWindowStyleMaskClosable | NSWindowStyleMaskResizable | NSWindowStyleMaskMiniaturizable,
-            NSBackingStoreBuffered,
-            False
-        )
-        self.window.setTitle_("ItemSense")
-        self.window.center()
-        
-        # Main content view (StackView for layout)
-        self.stack_view = NSStackView.alloc().init()
-        self.stack_view.setOrientation_(NSUserInterfaceLayoutOrientationVertical)
-        self.stack_view.setSpacing_(10)
-        self.stack_view.setEdgeInsets_((10, 10, 10, 10))
-        self.window.setContentView_(self.stack_view)
+        try:
+            print("Application did finish launching...")
+            self.window = NSWindow.alloc().initWithContentRect_styleMask_backing_defer_(
+                NSMakeRect(0, 0, 800, 700),
+                NSWindowStyleMaskTitled | NSWindowStyleMaskClosable | NSWindowStyleMaskResizable | NSWindowStyleMaskMiniaturizable,
+                NSBackingStoreBuffered,
+                False
+            )
+            self.window.setTitle_("ItemSense")
+            self.window.center()
+            
+            # Main content view (StackView for layout)
+            self.stack_view = NSStackView.alloc().init()
+            self.stack_view.setOrientation_(NSUserInterfaceLayoutOrientationVertical)
+            self.stack_view.setSpacing_(10)
+            self.stack_view.setEdgeInsets_((10, 10, 10, 10))
+            self.window.setContentView_(self.stack_view)
 
-        # Image View for Camera Feed
-        self.image_view = NSImageView.alloc().init()
-        self.image_view.setImageScaling_(0) # NSImageScaleProportionallyDown
-        # Add constraint for height logic later if needed, but stackview handles it well enough for basic
-        self.stack_view.addView_inGravity_(self.image_view, 1) # Top gravity
+            # Image View for Camera Feed
+            self.image_view = NSImageView.alloc().init()
+            self.image_view.setImageScaling_(0) # NSImageScaleProportionallyDown
+            self.stack_view.addView_inGravity_(self.image_view, 1) # Top gravity
 
-        # Result View (Scrollable Text)
-        self.scroll_view = NSScrollView.alloc().init()
-        self.scroll_view.setHasVerticalScroller_(True)
-        self.scroll_view.setBorderType_(2) # NSBezelBorder
-        self.scroll_view.setHeightAdjustLimit_(1.0)
-        
-        # Text View
-        content_size = self.scroll_view.contentSize()
-        self.text_view = NSTextView.alloc().initWithFrame_(NSMakeRect(0, 0, content_size.width, content_size.height))
-        self.text_view.setMinSize_(NSMakeSize(0.0, content_size.height))
-        self.text_view.setMaxSize_(NSMakeSize(float("inf"), float("inf")))
-        self.text_view.setVerticallyResizable_(True)
-        self.text_view.setHorizontallyResizable_(False)
-        self.text_view.setAutoresizingMask_(18) # NSViewWidthSizable | NSViewHeightSizable
-        self.text_view.textContainer().setContainerSize_(NSMakeSize(content_size.width, float("inf")))
-        self.text_view.textContainer().setWidthTracksTextView_(True)
-        self.text_view.setEditable_(False)
-        self.text_view.setRichText_(False)
-        
-        self.scroll_view.setDocumentView_(self.text_view)
-        self.stack_view.addView_inGravity_(self.scroll_view, 2)
-        
-        self.text_view.setString_("Initializing camera...")
+            # Result View (Scrollable Text)
+            self.scroll_view = NSScrollView.alloc().init()
+            self.scroll_view.setHasVerticalScroller_(True)
+            self.scroll_view.setBorderType_(2) # NSBezelBorder
+            
+            # Text View
+            content_size = self.scroll_view.contentSize()
+            self.text_view = NSTextView.alloc().initWithFrame_(NSMakeRect(0, 0, content_size.width, content_size.height))
+            self.text_view.setMinSize_(NSMakeSize(0.0, content_size.height))
+            self.text_view.setMaxSize_(NSMakeSize(float("inf"), float("inf")))
+            self.text_view.setVerticallyResizable_(True)
+            self.text_view.setHorizontallyResizable_(False)
+            self.text_view.setAutoresizingMask_(18) # NSViewWidthSizable | NSViewHeightSizable
+            self.text_view.textContainer().setContainerSize_(NSMakeSize(content_size.width, float("inf")))
+            self.text_view.textContainer().setWidthTracksTextView_(True)
+            self.text_view.setEditable_(False)
+            self.text_view.setRichText_(False)
+            
+            self.scroll_view.setDocumentView_(self.text_view)
+            self.stack_view.addView_inGravity_(self.scroll_view, 2)
+            
+            self.text_view.setString_("Initializing camera...")
 
-        # Capture Button
-        self.capture_button = NSButton.buttonWithTitle_target_action_("Capture", self, "captureClicked:")
-        self.stack_view.addView_inGravity_(self.capture_button, 3) # Bottom gravity
+            # Capture Button
+            self.capture_button = NSButton.buttonWithTitle_target_action_("Capture", self, "captureClicked:")
+            self.stack_view.addView_inGravity_(self.capture_button, 3) # Bottom gravity
 
-        self.window.makeKeyAndOrderFront_(None)
-        self.window.orderFrontRegardless() # Force it front
-        print("Window ordered front.")
-        
-        # Initialize Camera with a delay to allow UI to render first
-        self.performSelector_withObject_afterDelay_("initCamera:", None, 0.5)
+            self.window.makeKeyAndOrderFront_(None)
+            self.window.orderFrontRegardless()
+            print("Window ordered front.")
+            
+            # State
+            self.is_capturing = True
+            self.current_frame = None
+
+            # Initialize Camera with a delay to allow UI to render first
+            self.performSelector_withObject_afterDelay_("initCamera:", None, 0.5)
+        except Exception as e:
+            import traceback
+            traceback.print_exc()
+            print(f"Error in applicationDidFinishLaunching: {e}")
 
     def initCamera_(self, sender):
         print("Initializing camera...")
@@ -205,4 +214,4 @@ if __name__ == "__main__":
     
     # Allow time for policy to take effect? Usually acceptable immediately.
     app.activateIgnoringOtherApps_(True)
-    app.run()
+    AppHelper.runEventLoop()