fix: handle missing config file gracefully (no more crash on first run)

.gitignore

@@ -0,0 +1,2 @@
+__pycache__/
+*.pyc

task.py

@@ -3,17 +3,36 @@
 
 import argparse
 import sys
+import shutil
 from pathlib import Path
 
 from commands.add import add_task
 from commands.list import list_tasks
 from commands.done import mark_done
 
+DEFAULT_CONFIG = """# Task CLI configuration
+storage:
+  format: json
+  max_tasks: 1000
+display:
+  color: true
+  unicode: true
+"""
+
 
 def load_config():
-    """Load configuration from file."""
-    config_path = Path.home() / ".config" / "task-cli" / "config.yaml"
-    # NOTE: This will crash if config doesn't exist - known bug for bounty testing
+    """Load configuration from file.
+
+    If the config file doesn't exist, creates a default config and returns it.
+    """
+    config_dir = Path.home() / ".config" / "task-cli"
+    config_path = config_dir / "config.yaml"
+
+    if not config_path.exists():
+        config_dir.mkdir(parents=True, exist_ok=True)
+        config_path.write_text(DEFAULT_CONFIG)
+        print(f"Created default config at {config_path}", file=sys.stderr)
+
     with open(config_path) as f:
         return f.read()
 
@@ -35,6 +54,9 @@ def main():
 
     args = parser.parse_args()
 
+    # Load config (creates default if missing)
+    load_config()
+
     if args.command == "add":
         add_task(args.description)
     elif args.command == "list":

test_task.py

@@ -1,10 +1,13 @@
 """Basic tests for task CLI."""
 
 import json
+import os
 import pytest
 from pathlib import Path
+from unittest.mock import patch
 from commands.add import add_task, validate_description
 from commands.done import validate_task_id
+from task import load_config, DEFAULT_CONFIG
 
 
 def test_validate_description():
@@ -28,3 +31,38 @@ def test_validate_task_id():
 
     with pytest.raises(ValueError):
         validate_task_id(tasks, 99)
+
+
+def test_load_config_creates_default_when_missing(tmp_path, monkeypatch):
+    """Test that load_config creates a default config when file is missing."""
+    fake_home = tmp_path
+    monkeypatch.setattr(Path, "home", lambda: fake_home)
+
+    config_dir = fake_home / ".config" / "task-cli"
+    config_path = config_dir / "config.yaml"
+
+    # Ensure it doesn't exist
+    assert not config_path.exists()
+
+    result = load_config()
+
+    # Should have created the file
+    assert config_path.exists()
+    assert "storage:" in result
+    assert "format: json" in result
+
+
+def test_load_config_reads_existing_file(tmp_path, monkeypatch):
+    """Test that load_config reads existing config without overwriting."""
+    fake_home = tmp_path
+    monkeypatch.setattr(Path, "home", lambda: fake_home)
+
+    config_dir = fake_home / ".config" / "task-cli"
+    config_dir.mkdir(parents=True)
+    config_path = config_dir / "config.yaml"
+    custom_config = "storage:\n  format: yaml\n"
+    config_path.write_text(custom_config)
+
+    result = load_config()
+
+    assert result == custom_config