graph

type Edge struct {
	FromID    model.NoteID
	ToID      *model.NoteID // nil for unresolved links
	EdgeType  model.EdgeType
	RawTarget model.RawTarget
	Span      model.Span
}

type ExportOptions struct {
	Roots     []string // Root nodes (type:key or key) - empty means all nodes
	Types     []string // Filter by types
	Tags      []string // Filter by tags
	States    []string // Filter by states
	EdgeTypes []string // Filter by edge types
	Depth     int      // Maximum depth (default: 10)
	Force     bool     // Overwrite existing file
}

type Graph struct {
	Nodes         map[model.NoteID]*Node
	OutgoingEdges map[model.NoteID][]Edge // fromID -> []Edge
	IncomingEdges map[model.NoteID][]Edge // toID -> []Edge
}

type Node struct {
	ID      model.NoteID
	Type    model.TypeName
	Key     model.Key
	Title   string
	State   string
	Created string
	Updated string
	Path    string
}