Function flowRoot

internal/app/init.go:14–23

flowRoot returns the root directory for flow state. Honors $FLOW_ROOT if set, otherwise falls back to ~/.flow. The returned path is not guaranteed to exist — callers that need it created should run `flow init` or create it themselves.

()

// to exist — callers that need it created should run `flow init` or create
// it themselves.
func flowRoot() (string, error) {
	if r := os.Getenv("FLOW_ROOT"); r != "" {
		return r, nil
	}
	home, err := os.UserHomeDir()
	if err != nil {
		return "", fmt.Errorf("no home dir: %w", err)
	}
	return filepath.Join(home, ".flow"), nil
}

// flowDBPath returns the absolute path to flow.db under the flow root.
// Returns a clear error if the data directory hasn't been initialized.