Update app.py

app.py

@@ -10,26 +10,29 @@ STATUS_COLORS = {
     "Done": "#e6ffe6"
 }
 
-# File paths
-TASKS_FILE = "tasks.csv"
+TASKS_FILE = "/data/tasks.csv"  # Hugging Face Spaces persistent storage
 ASSIGNEE_FILE = "Assignee.txt"
 
 def load_tasks():
     """Load tasks from CSV file"""
-    if os.path.exists(TASKS_FILE):
-        try:
-            # Handle empty files and files with only headers
-            df = pd.read_csv(TASKS_FILE, parse_dates=['Due Date'])
-            if df.empty:
-                return pd.DataFrame(columns=[
-                    'Title', 'Description', 'Assignee', 'Status', 'Due Date'
-                ])
-            return df
-        except pd.errors.EmptyDataError:
-            # Return empty dataframe if file is completely empty
-            return pd.DataFrame(columns=[
-                'Title', 'Description', 'Assignee', 'Status', 'Due Date'
-            ])
+    try:
+        df = pd.read_csv(TASKS_FILE, parse_dates=['Due Date'])
+        if df.empty:
+            return create_empty_df()
+        return df
+    except (FileNotFoundError, pd.errors.EmptyDataError):
+        return create_empty_df()
+
+def save_tasks():
+    """Save tasks to CSV file with proper permissions"""
+    try:
+        st.session_state.tasks.to_csv(TASKS_FILE, index=False)
+    except PermissionError:
+        st.error("Permission denied! Could not save tasks.")
+    except Exception as e:
+        st.error(f"Error saving tasks: {str(e)}")
+
+def create_empty_df():
     return pd.DataFrame(columns=[
         'Title', 'Description', 'Assignee', 'Status', 'Due Date'
     ])