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Fix Unicode encoding issue in CLI utils

- Recreated utils.py with proper UTF-8 encoding
- CLI now runs successfully with uv run -m thicket
- All commands and help text working correctly

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

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

Changed files
+4 -4
src
thicket
cli
+4 -4
src/thicket/cli/utils.py
···
def print_success(message: str) -> None:
"""Print a success message."""
-
console.print(f"[green][/green] {message}")
def print_error(message: str) -> None:
"""Print an error message."""
-
console.print(f"[red][/red] {message}")
def print_warning(message: str) -> None:
"""Print a warning message."""
-
console.print(f"[yellow]�[/yellow] {message}")
def print_info(message: str) -> None:
"""Print an info message."""
-
console.print(f"[blue]9[/blue] {message}")
···
def print_success(message: str) -> None:
"""Print a success message."""
+
console.print(f"[green]✓[/green] {message}")
def print_error(message: str) -> None:
"""Print an error message."""
+
console.print(f"[red]✗[/red] {message}")
def print_warning(message: str) -> None:
"""Print a warning message."""
+
console.print(f"[yellow]⚠[/yellow] {message}")
def print_info(message: str) -> None:
"""Print an info message."""
+
console.print(f"[blue]ℹ[/blue] {message}")