feat: Extend options to pass custom nodes / edges

* Accept either a Record<string, Component | boolean> or string[] as nodetypes option
* If bool / string is used a slot will be expected, otherwise no node/edge will be rendered

Signed-off-by: Braks <78412429+bcakmakoglu@users.noreply.github.com>

src/types/types.ts

@@ -93,8 +93,8 @@ export type OnLoadFunc<T = any> = (params: FlowInstance<T>) => void
 
 export interface FlowOptions extends Omit<HTMLAttributes, 'onLoad'> {
   elements: Elements
-  nodeTypes?: Record<string, NodeType>
-  edgeTypes?: Record<string, EdgeType>
+  nodeTypes?: Record<string, NodeType> | string[]
+  edgeTypes?: Record<string, EdgeType> | string[]
   connectionMode?: ConnectionMode
   connectionLineType?: ConnectionLineType
   connectionLineStyle?: CSSProperties